A power line extends from a light pole 43 meters to the ground and makes an angle of 30 degrees with the ground. To the nearest tenth of a meter, how tall is the light pole?

Answers

Answer 1
Hello,

To solve this problem, you should first draw a picture. Then, you can determine which trig ratio that you will use. In this case, you are dealing with the opposite side from the angle and the hypotenuse.

Therefore, you can use the sin ratio. 

Our equation will be:
sin30 = x/43
0.5 = x/43
21.5 = x

The light pole is 21.5 meters tall.

Good luck,
MrEQ

Related Questions

Simplify the expression. 5x + 1 - 18

Answers

5x-17 would the answer
combine like terms.

5x + 1 - 18

1 - 18 = -17


5x - 17 is your answer

hope this helps

if the least value the variable k can be is 12,which of the following inequalities best shows all the possible values of k

Answers

Answer:
k ≥ 12

Explanation:
We are given that the least possible value for k is 12.
This means that k can either be 12 or more.
Translating this into an inequality, we will find that the inequality is as follows:
k ≥ 12

Hope this helps :)

Answer:

Its K ≥ 12

Step-by-step explanation:

Hope this helps! Have a good day!:) and happy St. Patrick's day lol

Will mark brainliest and 20 points

How many 1-inch cubes do you need to create a cube with an edge length of 7 inches?

Answers

7 cubes bruh u need 7
125 of the 1-inch cubes is the answer 

Estella buys 1.8 pounds of walnuts for a total of $5.04. She solves the equation 1.8p=5.04 to find the price p in dollars of one pound of walnuts. what does one pound of walnuts cost?

Answers

1.8p = 5.04

p = 5.04/1.8

p = 2.8

 it cost $2.80 per pound

Estella buys 1.8 pounds of walnuts for a total of $5.04. She solves the equation 1.8p=5.04 to find the price p in dollars of one pound of walnuts. what does one pound of walnuts cost?

Solution: Let the cost of one pound of walnuts= $p

So, The cost of 1.8 pound of walnuts=$1.8p

Whereas, The cost of 1.8 pound of walnuts=$5.04

So, 1.8p=5.04

Now, To solve for p, Let us isolate p

To isolate p, Let us divide by 1.8 on both sides

[tex] \frac{1.8}{1.8} p=\frac{5.04}{1.8} [/tex]

On dividing 5.04 by 1.8, we get 2.8

[tex] \frac{1}{1} p=\frac{2.8}{1} [/tex]

So, p=2.8

Cost of one pound walnuts is $2.80

Betty is participating in a walk a thon. For every .25 miles she walks, she earns a donation. Betty walks 2.50 miles. How many donations did she earn?

Answers

She earned 10 donations.
2.50 ÷ .25 = 10
To double check you can go 10 × .25 = 2.5 then you just add the zero at the end and it becomes 2.50

The store is 7⁄8 of a mile away from your house. You walked 1⁄5 of a mile towards the store before getting on the bus. If the bus went directly to the store, how many miles long was the bus ride?

Answers

27/ 40-gdhdjjdjdjdjdjdjjdj

27/40 miles long was the bus ride.

What is Fraction?

The fractional bar is a horizontal bar that divides the numerator and denominator of every fraction into these two halves.

The number of parts into which the whole has been divided is shown by the denominator. It is positioned in the fraction's lower portion, below the fractional bar.How many sections of the fraction are displayed or chosen is shown in the numerator. It is positioned above the fractional bar in the upper portion of the fraction.

Given:

The store is 7⁄8 of a mile away from your house.

Distance covered by Walking = 1/5

and, the rest is covered by Bus.

So, the distance covered by Bus

= 7/8- 1/5

= 35/ 40- 8/40

= 27/40

Hence, 27/40 miles covered by Bus.

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Jeremy is making a cube using blocks. The cube is solid and has no holes. How many cubes did Jeremy use? A. 125 B. 75 C. 25 D. 15

Answers

Well, Jeremy would have to use an amount of cubes that could make a perfect square. What would best fit this is 25, because it has a whole, complete square.
C. 25 it will make a cube

Simplify the expression. Show each step.


–5 × 1 × 11 × 4.

Answers

Simplify the following:
-5×1×11×4

-5×1 = -5:
-5×11×4

-5×11 = -55:
-55×4

-55×4 = -220:

Answer:  -220

If James can swim 10 laps in 23 minutes, what would be his expected time for 15 laps?

Answers

You can use a proportion.

10 laps is to 23 minutes as 15 laps is to x minutes

10/23 = 15/x

10x = 15 * 23

10x = 345

x = 34.5

Answer: 34.5 minutes
Correct, the person is correct

Can u guys help me with the visual question please

Answers

which problem is it?

Choose the correct simplification of the expression a^7b^8/a^4b^4
A: a^11b^12
B: a^3b^4
C: 1/a^3b^4
D: 1/a^3b^2

Answers

The answer is B: a^3b^4

Proof:
Simplify the following:
(a^7 b^8)/(a^4 b^4)

Combine powers. (a^7 b^8)/(a^4 b^4) = a^(7 - 4) b^(8 - 4):
a^(7 - 4) b^(8 - 4)

7 - 4 = 3:
a^3 b^(8 - 4)

8 - 4 = 4:
Answer:  a^3 b^4

PS: I just wish that you put the equation down as it's intended i.e.
a^7b^8/a^4b^4 is not the same as (a^7b^8)/(a^4b^4)
Move .Use the power rule to combine exponents.Add and to get .Move .Use the power rule to combine exponents.Add and to get .
Like...so it would get you:
(a7b12)(a4b8)(a7b12)(a4b8) Move a4a4 .a4a7b12b8a4a7b12b8 Use the power rule aman=am+naman=am+n to combine exponents.a4+7b12b8a4+7b12b8 Add 44 and 77 to get 1111 .a11b12b8a11b12b8 Move b8b8 .a11(b8b12)a11(b8b12) Use the power rule aman=am+naman=am+n to combine exponents.a11b8+12a11b8+12 Add 88 and 1212 to get 2020 .a11b20a11b20

So for the simplification, go with A, bc a11b8+12a11b8+12 looks the closest youre gong to get to whats there so A  a^11b^12 is yours.
~~~~Hope this helps!

Given that 2x - 3y = 8 and 4x + 3y = -2, what is the product of x and y?

Please answer I give out Brainliest, I thank, and I give out stars!

Answers

X equals 1 and Y equals -2

sally purchased a rectangular table for her drawing room. The sides of the table are 24 inches and 18 inches. What is the diagonal length of the table?
HELP FOR BRAINLIEST

Answers

C. 30 in would be your answer

Cereal is packaged in a box shaped like a rectangular prism with a base 7.5 inches by 2 inches and a height of 10 inches. Manufacturing each box requires 10% more cardboard than the box's surface area. How much cardboard is needed to make each box?

Answers

The first thing we must do in this case is to calculate the surface area of the rectangular prism.
 We have then:
 A = 2 * ((L * h) + (L * w) + (h * w))
 Where,
 L: long
 w: width
 h: height
 Substituting the values:
 A = 2 * ((7.5 * 10) + (7.5 * 2) + (10 * 2))
 A = 220
 Then, "Manufacturing each box requires 10% more cardboard than the box's surface area"
 Ar = 220 * 1.10
 Ar = 242
 242-220 = 22
 Answer:
 is needed 22 in ^ 2 cardboard to make each box

Answer: 1032

Step-by-step explanation: you welcome

Kim paycheck was 257.20. She put 1/4 of her paycheck into a savings account and used 1/3 of what was left to pay bills.How much money does she have remaining from her paycheck

Answers

257.20 x 1/4 = 64.30
257.20 - 64.30 = 192.90

192.90 x 1/3 = 64.30
192.90 - 64.30 = 128.60

Which property changes when a figure is reflected across a line?

Answers

When a figure is reflected across a line the orientation of the figure or shape changes when it is a reflected across a line. Also, the x-coordinate and y-coordinate change places

What is reflection?

A reflection is a mirror image of the shape.

What is Coordinate system?

In geometry, a coordinate system is a system that uses one or more numbers, or coordinates, to uniquely determine the position of the points or other geometric elements on a manifold such as Euclidean space

Given,

A figure is reflected across a line

The orientation of the figure or shape changes when it is a reflected across a line

Also, the x-coordinate and y-coordinate change places

Hence, When a figure is reflected across a line the orientation of the figure or shape changes when it is a reflected across a line. Also, the x-coordinate and y-coordinate change places

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The orientation of a figure changes when it is reflected across a line while its shape and size stay consistent, creating a mirror image with symmetry relative to the line of reflection.

When a figure is reflected across a line, its orientation changes, whereas the shape and size of the figure remain the same. The Law of Reflection implies that each point of the figure maintains its distance from the line of reflection but on the opposite side, creating a 'mirror image' or symmetric counterpart. This mirror image aligns with the original figure if an imaginary line were drawn perpendicular to the mirror (line of reflection) at each point, these perpendiculars would be equal in length on both sides. This reflection transformation is an example of a linear transformation, preserving the straightness of lines and parallelism of parallel lines.

Amir is operating a machine that adds sand to a concrete mixture. The machine adds 110 ton of sand to the mixture in 45 minute. Enter a number in each box to complete the statements. Write the ratio that compares 110 ton of sand to 45 minute. The ratio in ton(s) per minute(s) is $$ .

Answers

We can use a proportion box to help us solve this problem. We know that the machine adds 110 tons per 45 minutes. We want to know how many tons can be added per minute. To set up the proportion, we must ensure the units are aligned (as shown in the attached image). Then, we cross multiply and divide. So, the machine can add 2.44 tons of sand per minute. 

Ms.Gibson made an initial deposit of $500 when opening a bank account. After the initial deposit, she deposited the same amount of money each month. The table below shows the total amount of money, a, she deposited into the account after a certain number of months, t, since opening it. Write an equation to model the relationshipbetween t and a.

Answers

Final answer:

To model the relationship between the number of months, t, since opening the bank account and the total amount of money, a, deposited into the account, we can use the equation a = 500 + 500t.

Explanation:

To model the relationship between the number of months, t, since opening the bank account and the total amount of money, a, deposited into the account, we need to find the pattern. According to the information given, Ms. Gibson made an initial deposit of $500 and then deposited the same amount each month. This means that the total amount of money, a, deposited after a certain number of months, t, can be represented by the equation:

a = 500 + 500t

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Deb has of a brownie. She wants to divide it up into 's of a brownie so she can have it throughout the day. How many 's will she have?

Answers

She can enjoy her original 3/4 brownie divided into six equal parts, each constituting 1/8 of the delectable treat.

Deb possesses 3/4 of a brownie and intends to partition it into smaller portions, each equivalent to 1/8 of a brownie, allowing her to savor it throughout the day.

To determine the number of 1/8 portions she'll obtain, we can perform a simple division.

By dividing 3/4 by 1/8, we essentially multiply the numerator of 3/4 by the reciprocal of 1/8, which is 8/1.

This multiplication yields (3 * 8) / (4 * 1) = 24/4.

Simplifying further, we find that Deb will have 6 portions of 1/8 of a brownie.

Consequently, she can enjoy her original 3/4 brownie divided into six equal parts, each constituting 1/8 of the delectable treat.

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Question

Deb has 3/4 of a brownie. She wants to divide it up into 1/8 of a brownie so she can have it throughout the day. How many 1/8s will she have's will she have?

PLEASE HELP ME SOLVE WILL MARK AS BRAINLIEST IF ANSWERED CORRECTLY AMND SERIOUSLY

k/2+1-1k=-2k

Answers

We can simplify this equation and find the value of k.

k ÷ 2 + 1 - 1k = -2k
k ÷ 2 + 1 = -k
k + 1 = -2k
1 = -3k
k = -1/3
Answer:   k = "- [tex] \frac{2}{3} [/tex]"  ; or, write as:   " -0.667 " .

_________________________________________________________
Given:

(k/2)  + 1  -  1k  = -2k ;  
_________________________________________________________

Add "1k" to each side of the equation:

(k/2)  + 1  -  1k  + 1k  =  -2k + 1k  ;

to get:


(k/2)  + 1  =  -1k ; 

Multiply the ENTIRE EQUATION (both sides) by "2" ;  
               to eliminate the "fraction" ;

2 * [ (k/2) + 1 = -1k ] ;


to get:

k + 2 =  -2k  ;

Subtract "k" from each side of the equation;

k + 2 - k = -2k - k ;

to get:

2  =  -3k ;

↔  

-3k = 2 ;

Divide each side of the equation by "-3" ; to isolate "k" on one side of the equation ; &  to solve for "k" ;

-3k / 3  = 2/-3 ;

to get:

k = - [tex] \frac{2}{3} [/tex]  ; or, write as:   " -0.667 "
______________________________________________ 

I'm confused about this question, can someone help me

Answers

The distance from Miami to Jacksonville to Tampa will be the same as Tampa to Jacksonville to Miami, you're just retracing your steps.

This is the Associative Property of Addition, which states that it does not matter what order you add numbers, you will always end up with the same answer if you add them correctly.

Chad has a rope that is 20 yards long. How many pieces of rope measuring 4/7 of a yard can he divide his rope into?

Answers

Answer:

[tex]35\ pieces[/tex]

Step-by-step explanation:

we know that

To find the number of pieces of rope 4/7 of a yard, divide the total length of the rope by 4/7

we have that

The total length of the rope is 20 yards

so

[tex]\frac{20}{(4/7)}=\frac{20*7}{4}=35\ pieces[/tex]

Answer:

28 is the answer

Step-by-step explanation:

simplify the radical expression square root of 64y^10h^5/16y^12h^5

Answers

We assume the variables y and h to be positive.

[tex] \sqrt{\dfrac{64y^{10}h^{5}}{16y^{12}h^{5}}} =[/tex]

[tex] = \sqrt{\dfrac{64}{16} \times \dfrac{y^{10}}{y^{12}} \times \dfrac{h^{5}}{h^{5}}} [/tex]

[tex] = \sqrt{4 \times \dfrac{1}{y^{2}} \times 1} [/tex]

[tex] = \sqrt{\dfrac{4}{y^{2}}} [/tex]

[tex] = \dfrac{2}{y} [/tex]

After the simplification of the  given radial expression [tex]\sqrt{\frac{64}{16}(\frac{y^{10} }{y^{12} } )\frac{h^{5} }{h^{5} } }[/tex] we get [tex]\frac{2}{y}[/tex].

What is radical expression?

A radical expression is defined as any expression containing a radical ([tex]\sqrt{}[/tex]) symbol.

The term underneath the radical symbol is called the radicand.

How to solve radical expression?

To solve a radical expression, simply take the the square root of the radicand.

According to the given question, we have a radical expression

[tex]\sqrt{\frac{64y^{10}h^{5} }{16y^{12} h^{5} } }[/tex]

=[tex]\sqrt{\frac{64}{16}(\frac{y^{10} }{y^{12} } )\frac{h^{5} }{h^{5} } }[/tex]                           ([tex]\frac{x^{m} }{x^{n} } =x^{m-n}[/tex])

= [tex]\sqrt{4(\frac{1}{y^{2} })(1) }[/tex]

= [tex]\sqrt{\frac{4}{y^{2} } }[/tex]

= [tex]\frac{2}{y}[/tex]

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What scale factor was applied to the first rectangle to get the result image?

Answers

I dont know what the images are but scale factor is is a number which scales, or multiplies, some quantity. Technically it is the number you have to multiply on each side that will get you the sides on the smaller or larger rectangle!!!

I hope it helps!!!
- Amana

Answer:

Step-by-step explanation: Add pic so ppl can help

A recipe for cookies calls for 3 1/4 cups of sugar. Amy already put in 3 1/9 cups. How many more cups does she need to put in

Answers

1/4 - 1/9
9/36 - 4/36 = 5/36 cups more

A new car is purchased for 20300 dollars. The value of the car depreciates at 8.75% per year. What will the value of the car be, to the nearest cent, after 12 years?

Answers

Answer:

$6,765.35.

Step-by-step explanation:

Here we have to use the rate of depreciation, the initial value and the total time to find the final value with this formula

[tex]A=A_{0}(1-r)^{t}[/tex]

Where [tex]A[/tex] is the final value, [tex]A_{0}[/tex] is the initial value, [tex]r[/tex] is the rate of depreciation and [tex]t[/tex] is the time.

Replacing all values, we have

[tex]A=20300(1-0.0875)^{12}[/tex]

[tex]A=6765.35[/tex]

Therefore, after 12 years the car will value $6,765.35.

Is 100 a reasonable estimate 915.25 divided by 88.22

Answers

The reasonable estimate is 10.

We can approximate 915.25 to 900.

We can approximate 88.22 to 90.

Then we divide them: [tex]\frac{915.25}{88.22}\approx\frac{900}{90}=10[/tex].

So the reasonable estimate is 10.

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Final answer:

100 is not a reasonable estimate for the operation 915.25 divided by 88.22, as the actual answer is approximately 10.37. While estimates don't provide exact numbers, the difference here is too great for 100 to be considered reasonable, depending on the level of accuracy needed.

Explanation:

In mathematics, estimation is commonly used when you do not need the exact answer, but rather a ballpark number close to the actual value. The student's question revolves around whether 100 is a reasonable estimate for the operation 915.25 divided by 88.22. We can check this by performing the actual division: 915.25 / 88.22 equals approximately 10.37. Although this is not exactly 100, it is within an order of magnitude which might make the estimate reasonable depending on the context. Therefore, as a quick estimate, 100 might not be suitable for high-precision contexts.

It's important to understand how estimates work. Their value is not in providing exact numbers, but in giving a quick understanding of a situation, especially when the exact numbers are complex or cumbersome. Here, however, the difference between the actual result (10.37) and the estimate (100) is quite significant, which suggests that 100 might not be a reasonable estimate in this case, depending on the level of accuracy needed.

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Brett has a $30 online gift voucher. He plans to buy as many books as he can. The cost of each book is s4. There is also a single shipping charge of $2. How many books can he afford without spending more than his gift voucher amount?

Answers

well, 4 times 7 is 28 and then plus 2 is 30! Therefore, he buy at the most 7 books.

General Idea:

When we are working with word problems, we need to follow the below steps:

Step 1: Assign variable for the unknown that we need to find.

Step 2: Write a meaningful mathematical equation using the sentence given

Step 3: Solve the equation by Performing reverse operation by Undoing whatever is done to the variable. Solving means find the value of the variable which will make the equation TRUE.

Applying the concept:

Step 1: Let x be the number of books that Brett can afford without spending more than his gift voucher amount.

Step 2: Writing mathematical equation based on the given sentence "Brett has a $30 online gift voucher. He plans to buy as many books as he can. The cost of each book is $4. There is also a single shipping charge of $2"

[tex] Online \; Gift \; Voucher=Number \; of \; books \; \times \; Cost\;per \; Book \; + \; Single \; shipping \; charge [/tex]

[tex] 30=4x+2 [/tex]

Step 3: Solving equation

[tex] 4x+2=30\\ Subtract \; 2 \; on \; both \; sides\\ \\ 4x+2-2=30-2\\ Combine \; like \; terms\\ \\ 4x=28\\ Divide \; 4 \; on \; both \; sides\\ \\ \frac{4x}{4}= \frac{28}{4} \\ Simplifying \; fraction \; on \; both \; sides\\ \\ x=7 [/tex]

Conclusion:

The number of books that Brett can afford without spending more than his gift voucher amount is 7 !!


this is algabra 1 i need 7,13, and 14

Answers

11.)7x-4y=-30
+3x+4y=10
10x=-20
x=-2
3(-2)+4y=10
-6+4y=10
4y=4
y=1
13.)3x-y=-20
-(-7x-y=40)
3x-y=-20
+7x+y=-40
10x=-60
x=-6
3(-6)-y=-20
-18-y=-20
+18  +18
-y=-2
y=2
14.) 2x-6y=-10
-(4x-6y=10)
2x-6y=-10
-4x+6y=-10
-2x=-20
x=10
2(10)-6y=-10
20-6y=-10
-6y=-30
y=5

Walt received a package that is 2 1/3 inches long, 6 3/4 inches high, and 8 1/2 inches wide. What is the surface area of the package?

Answers

Add whole numbers: 2 + 6 + 8 = 16
Add fractions:

= 1/3 + 3/4 + 1/2

= (8 + 18 + 12) ÷ 24

= 38/24 or 1 14/24 or simplified to 1 7/12

Total surface area = 16 + 1 7/12 or 17 7/12


Answer : The surface area of the package is, [tex]185.9inch^3[/tex]

Step-by-step explanation :

The given package is in cuboid shape. Now we have to calculate the surface area of the package by using volume of cuboid.

Formula used for volume of cuboid is:

[tex]V=2(lb+bh+hl)[/tex]

where,

V = volume of package

l = length of package = [tex]2\frac{1}{3}inch=\frac{7}{3}inch[/tex]

b = width of package = [tex]8\frac{1}{2}inch=\frac{17}{2}inch[/tex]

h = height of package = [tex]6\frac{3}{4}inch=\frac{27}{4}inch[/tex]

Now put all the given values in the above formula, we get:

[tex]V=2\times [(\frac{7}{3}\times \frac{17}{2})+(\frac{17}{2}\times \frac{27}{4})+(\frac{27}{4}\times \frac{7}{3})][/tex]

[tex]V=2\times [\frac{119}{6}+\frac{459}{8}+\frac{63}{4}][/tex]

[tex]V=185.9inch^3[/tex]

Therefore, the surface area of the package is, [tex]185.9inch^3[/tex]

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Louise is walking 12 miles to raise funds for a local cause. If she has completed 3/4 of the distance, how many miles has she walked?A. 6B. 9C. 8D. 7 What are the solutions to the following system? Juliette made the jewelry box shown below.The jewelry bow was shaped like a right rectangular prism What does the medicine man mean when he says Ekwefl's child is an ogbanje?It is a blessing from the earth goddess. It is the reincarnation of one of her ancestors.It is an evil spirit that reincarnates in her womb.It is a mischievous girl who acts more like a boy. Piaget became interested in children's development when he _____. Mechanical stress occurs in the form of weight-bearing movement and ____________ , and it is required for normal bone ____________ . stress is detected by ____________ and communicated to ____________ . these cells then ____________ synthesis of osteoid, and this is followed by ____________ of mineral salts. bone strength ____________ over a period of time in response to mechanical stress. Use the passage to answer the question.Influential in overthrowing the Qing dynasty (19111912), he served as the first provisional president of the Republic of China (19111912) and later as de facto ruler (19231925).Which person is most likely being described in the text? Guang XuShi HuangdiCi XiSun Yixian The three tools the Federal Reserve uses to enact monetary policy are:A.) Determine whom banks loan money to B.)setting the reserve rareC.)setting the interest rate changed to commercial banks on loans from federal reserve D.)The buying and selling of treasury bonds and other goverment-backed securities What are some facts about the most common languages for English Write a paragraph comparing the organelles in a cell to the organs in your body. Approximately how much of the world's output does china produce? rev: 08_27_2015_qc_cs-22627 HELP PLEASE ASAP!!!!! did Parliament do to address the huge debt created by the French and Indian War? It created new taxes for American colonists. It encouraged colonists to grow more tobacco. It created new trade agreements with the colonists. It created new trade agreements with American Indians. Laura is 8; her performance on a series of tasks is equivalent to that of the average 10-year-old. her intelligence quotient is: PLEASE explain this, I'm so lost. 25 points! What is the area of the base of the pyramid? Enter your answer in the box. Express your answer in radical form. determine the genotype of the parents if the father is blood type A, the mother is blood type B, the daughter is blood type O, one son is blood type AB, and the other son is blood type B the numbers of wins and losses of two local basketball teams are on the table find the probability that a randomly selected game from the season was played by the wolves given that it was a lose The area of a room is 396 square feet. The length is x+3, and the width is x+7 feet. Find the dimensions of the room what is the vertex of f(x)=5^2+20-16 G find z such that 9.0% of the standard normal curve lies to the right of z. (round your answer to two decimal places.) Halimbawa ng impormal na sektor (10)