A bookcase measures 13 feet wide and 24 feet tall wat wood the bookcases measurements be on the scale drawing using the scale 3cm:2 ft

Answers

Answer 1

Measurement of the bookcase on the scale drawing using the scale 3cm:2 feet is width =19.5 cm and height = 36 cm

What is Scaling?

Scaling an object means multiplying every linear dimension of it by the same factor

What is Unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

Given,

Width of the bookcase = 13 feet

Height of the bookcase = 24 feet

Given scale is 3cm : 2 feet

Therefore for 1 feet = 1.5 cm

Then,

Width of the bookcase = 13×1.5= 19.5 cm

Height of the bookcase = 24×1.5= 36 cm

Hence, the measurements of the bookcase after scaling is width =19.5 cm and height = 36 cm

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Related Questions

What’s the surface area

Answers

a = 266.04
12 x 15 - 9x 3 =153
r=6
6 x 6 x 3.14 = 113.04
153+113.04=266.04

What is it defining?

Answers

Slope and rate of change mean the same thing. Basically, it means 'how fast is something changing in respect to another thing.' So, your answer would be B.
The answer to the question is B. 
That is because the slope and rate of change are the same in a graph.
It measures how quickly the line on the graph increases or decreases.
Hope this helps!

Circles with centers (2,1) and (8,9) have radii 1 and 9, respectively. The equation of a common external tangent to the circles can be written in the form y=mx+b with m < 0. What is b?

Answers

b=30/7 and 80/7

hope this helps<3

PLEASE HELP ASAP!!! ON TIME LIMIT!!!

The figure below shows a shaded rectangle inside a large rectangle:

https://learn.flvs.net/webdav/assessment_images/educator_mjmath2_v14/06_14_p1_27.jpg

If you choose a point inside the large rectangle, what is the probability that it is not inside the shaded rectangle?

24%
27%
46%
54%

Answers

46%
will be your answer 

Socks cost $5 per pair. The expression 5p represents the cost in dollars of p pairs of socks. Why must p be a whole number?

Answers

5p where p is the number of pairs of sock, which has to be whole number.

Since 5 is a whole number and p is a whole number, therefore, 5p must be a whole number.

Answer:

Step-by-step explanation:

p must be a whole number because $5 which is the cost of socks per pair is a perfect divisor of the expression 5p.

i.e 5p/5 = p

And in the expression p represent number of pairs

in circle P, chord AB is 3 inches from the center and chord CD is 5 inches from the center. Chord CD is ____ than chord AB.

A. longer
B. congruent
C.shorter
D. proportional

Answers

The chord that goes through the center of a circle, the diameter, is the longest chord in a circle.  Any other chord will be shorter than this.  The farther a chord is away from the circle, the shorter it will be.  This means that chord CD is shorter than chord AB.

Ling must spend no more than $40.00 on decorations for a party. She has spent $10.00 on streamers and wants to buy bags of balloons as well. Each bag of balloons costs $2.50. The inequality below represents x, the number of bags she can buy given the spending limit and how much she has already spent on streamers.

10+2.5X_<40

Which best describes the number of bags of balloons she can buy?
A.She can buy from 0 to 12 bags, but no more.
B.She can buy from 0 to 20 bags, but no more.
C.She must buy 12 or more bags.
D.She must buy 20 or more bags.

Answers

Ling can buy 12 bags of balloons, but no more.

A

Answer:

Option A is the correct choice.

Step-by-step explanation:

We have been given that Ling must spend no more than $40.00 on decorations for a party. She has spent $10.00 on streamers and wants to buy bags of balloons as well. Each bag of balloons costs $2.50.

The inequality [tex]10+2.5x\leq 40[/tex] represents x, the number of bags she can buy given the spending limit and how much she has already spent on streamers.

Let us solve for x by subtracting 10 from both sides of our inequality.

[tex]10-10+2.5x\leq 40-10[/tex]

[tex]2.5x\leq 30[/tex]  

Now we will divide both sides of our inequality by 2.5.

[tex]\frac{2.5x}{2.5}\leq \frac{30}{2.5}[/tex]

[tex]x\leq 12[/tex]

Therefore, Ling can buy from 0 to 12 bags, but no more and option A is the correct choice.

Quadrilateral ABCD is inscribed in a circle. What’s the measure of angle B

Answers

When a quadrilateral is inscribed in a circle, the opposite angles are supplementary (they add up to 180 degrees)
x + 6x + 19 = 180
7x + 19 = 180
7x = 161
x = 23

Now substitute 23 for x.

6(23) + 19 = B
B = 157

I really hope this helps you =)

55% of 387 is what number

Answers

The answer is 212.85

Hope it helps.
212.85 is the correct answer

David and Ryan go to the movie theater and purchase refreshments for their friends. David spends a total of $24.75 on 3 bags of popcorn and 5 drinks. Ryan spends a total of $33.00 on 9 bags of popcorn and 4 drinks. Write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. Using these equations, determine and state the price of a drink, to the nearest cent.

Answers

Final answer:

To find the price of one drink, we create a system of equations based on the purchases at the movie theater and solve it using the elimination method. The calculated price of one drink is $3.75, to the nearest cent.

Explanation:

David and Ryan's purchases at the movie theater can be represented by the following system of equations to find the price of one bag of popcorn (p) and one drink (d):

3p + 5d = 24.75

9p + 4d = 33.00

We'll solve this system using the substitution or elimination method. For this example, we will use the elimination method.

Multiply the first equation by 9 and the second by 3 to equalize the coefficients for p:

(3p + 5d) × 9 → 27p + 45d = 222.75

(9p + 4d) × 3 → 27p + 12d = 99.00

Subtract the second equation from the first:

27p + 45d - (27p + 12d) = 222.75 - 99.00

33d = 123.75

Divide by 33 to find the price of one drink:

d = 123.75 / 33

d = 3.75

So, the price of one drink is $3.75, to the nearest cent.

The expression 3/4×1/2 represents a fraction of a circle that is shaded. Which diagram shows the correct shading?

Answers

Hello,

Here is your answer:

The proper answer to this question is option D.

Here is how:

First solve the equation:

3*1=3
4*2=8

Which means your answer is D.

If you need anymore help feel free to ask me!

Hope this helps!
multiply: (3/4)*(1/2) = 3/8

if the circle is split into 8 pieces only 3 will be shaded.

This is represented by the bottom right circle.
Another way to look at it is.. 3/4 of 1/2 circle is shaded.

hope this helps. :-)

Need help with 8 plz help me thx

Answers

Angel was trying to fit her new twin-size bed into her room. Her bed has 4 right angles, yet has 2 pairs of parallel sides. What shape is Angel's bed? (A rectangle)

is the following growth or decay? f(x)= 3(0.4)^x

Answers

the graph is a decay

The kinetic energy K (in joules) of a falling apple is represented by K=v squared divided by 2 where v is the speed of the apple (in meters per second). How fast is the apple traveling when the kinetic energy is 32 joules?

Answers

do subsitution


energy (k)=32

so
32=(1/2)v^2
(I'm pretty sure it is K=(1/2)mv^2, but ok)
times 2 both sides
64=v^2
sqrt both sides
8=v

8m/s is velocity

Answer:

8 meters per second

Step-by-step explanation:

Hi, to answer this question we simply have to substitute k=32 in the formula given and solve for v.

K= (v ^ 2) /2

Substituting K=32

32 = (v ^ 2) /2

Solving for v:

32x2= v ^ 2

64 =v ^ 2

√64 =v

8 =v

v= 8 meters per second

When the kinetic energy is 32 joules, the apple is traveling at a speed of 8 m/s.

Feel free to ask for more if needed or if you did not understand something.

Order
please least to greatest

Answers

the order is -6.5, 0, /-1/, /9/
It goes -6 1/2, 0, |-1|, then |9|

Jeremy has saved $440 from his summer job. He plans to set aside $55 each week for his expenses. Several weeks later he has $110 left.How many weeks have passed?

Answers

Final answer:

To find out how many weeks have passed, we subtract the remaining amount from the initial amount, and then divide by the amount saved each week. In this case, 6 weeks have passed.

Explanation:

To find out how many weeks have passed, we need to subtract the remaining amount from the initial amount, and then divide by the amount saved each week.

Initial amount saved = $440

Amount saved each week = $55

Remaining amount = $110

Weeks passed = (Initial amount saved - Remaining amount) / Amount saved each week

= ($440 - $110) / $55

= $330 / $55

= 6 weeks

Therefore, 6 weeks have passed.

Explain when you know you need to rename a mixed number to subtract.

Answers

You know you need to rename a mixed number to subtract when the numbers involved have different denominators. In such a case. The lowest common multiple of the denominators will be calculated subsequent used to adequately rename the mixed numbers before subtraction can be done

A spider ate 25% more bugs this month than last month. The spider ate 8 bugs last month. How many bugs did the spider eat this month

Answers

To answer this question you will utilize your reading skills and knowledge of how to compute with percents.  You need to read carefully and see that we need to find out what 25% of last months number of bugs is.  Using math we will convert 25% into an number we can calculate with (either a decimal or a fractions).  I like fractions in this case because 1/4 can be easily multiplied by 8.  You may also multiple 0.25 times 8 if you prefer decimal calculations.  Either way, the answer is 2.  This is how many more bugs the spider ate, so to find the total for this month we add 8 and 2 to get 10 bugs.

Answer: 10 bugs.

Step-by-step explanation:

Jim has a quarter and Jane has a number cube. In two or more complete sentences, explain why Jim is just as likely to get a head as Jane is to get an even number.

Answers

Jim only has two outcomes with the coin flip so the probability of getting heads is 1/2 where as with a dice, Jane has 6 possible outcomes and the probability of getting an even number is 3/6. Hope this helps! :)
Answer:

Jim is just as likely to get a head as Jane is to get an even number since the chance or probability of getting a head for Jim and getting a even number for Jane are equal i.e. 1/2=0.5

Step-by-step explanation:

In a quarter there are just two outcomes-- Head and Tail

The probability of getting a head is: 1/2

Similarly in a number cube that has six possible outcomes i.e. {1,2,3,4,5,6}

The number of outcomes that represents a even number are: 3  

(Since outcomes are: 2,4 and 6)

Hence, the probability of getting a even number is: 3/6=1/2

Hence, we see that the probability of getting a head and a even number is same.

in the right triangle what is the value of pq

Answers

In this Pythagorean theorem question, The value of pq in the right triangle is 8 cm. Therefore, the correct answer is option C.

The given triangle is a right triangle, with two sides measuring 17 cm and 15 cm. The side opposite the right angle (perpendicular) is represented by the variable pq.

To find the value of pq, we can use the Pythagorean theorem, which states that in a right triangle, the sum of the squares of the lengths of the legs is equal to the square of the length of the hypotenuse. So, applying the Pythagorean theorem:

a2 + b2 = c2

(15 cm)2 + pq2 = (17 cm)2

225 cm2 + pq2 = 289 cm2

pq2 = 289 cm2 - 225 cm2

pq2 = 64

pq = √64

pq = 8 cm

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Look at the following math problems. 10 + 2 = 12 12 − 2 = 10 What are these operations called?

Answers

I think they are called "inverse operations."

They are called inverse operations:


why is one half of the Box wider than the other half of the box

Answers

The answer is In its simplest form, the boxplot presents five sample statistics - the minimum, the lower quartile, the median, the upper quartile and the maximum - in a visual display. The box of the plot is a rectangle which encloses the middle half of the sample, with an end at each quartile. The length of the box is thus the interquartile range of the sample. The other dimension of the box does not represent anything in particular. A line is drawn across the box at the sample median. Whiskers sprout from the two ends of the box until they reach the sample maximum and minimum. The crossbar at the far end of each whisker is optional and its length signifies nothing. The following diagram shows a dotplot of a sample of 20 observations (actual sample values used in the display) together with a boxplot of the same data.
Please put me as brainlest if it is correct! Thank you!
The answer is In its simplest form, the boxplot presents five sample statistics - the minimum, the lower quartile, the median, the upper quartile and the maximum - in a visual display. The box of the plot is a rectangle which encloses the middle half of the sample, with an end at each quartile. The length of the box is thus the interquartile range of the sample. The other dimension of the box does not represent anything in particular. A line is drawn across the box at the sample median. Whiskers sprout from the two ends of the box until they reach the sample maximum and minimum. The crossbar at the far end of each whisker is optional and its length signifies nothing. The following diagram shows a dotplot of a sample of 20 observations (actual sample values used in the display) together with a boxplot of the same data.

Define oblique prism.

Answers

An oblique prism is a prism in which the bases are parallel, but one is not directly over the other, and all lateral faces are parallelograms.

An oblique prism can be thought of as a leaning prism where the altitude or height of the prism is not the same as the lateral edge of the prims.

It took Jen, who biked at a speed of 12 mph, 20 minutes to get home. What is Jim’s speed, if it took him only 15 minutes to bike that distance?

Answers

You could find the distance first
v = 12 mph
t = 20 minutes = 20/60 = 1/3 of an hour
d = r * t
d = 12 * 1/3 = 4 miles.

And put that distance into Jim's time
d = 4 miles
r = ???
t = 15 minutes = 15/60 = 1/4 hour
r = d/t
r = 4/0.25 = 16 mph. I wish I could bike that quickly. 

There is another way to do it more directly. The distance is the same for both of them.
r*t = R*T
R Jim's speed and r is jen's speed.
12 * 1/3 = R * 1/4  Multiply both sides by 4
12 * 1/3 * 4 = R Cancel 12 and 1/3
R = 16.


Answer:

16 mph

Step-by-step explanation:

the sales tax on a $350 computer is $22.75 find the sales tax

Answers

The sales tax rate is 6.5%.

The explanation is shown in the attachment below.

22.75 divided 350 = 0.065

6.5%

The base of a parallelogram is 10 inches the height is 2 inches more than half the base find the area

Answers

Given is a parallelogram whose base is b = 10 inches and it says height is 2 more than half-value of base i.e. h = 2 + (b ÷ 2).

So height is h = 2 + (10 ÷ 2) = 2 + 5

h = 7 inches.

We know the formula for area of parallelogram is given as follows :-

Area of parallelogram = base x height

Area of parallelogram = 10 inches x 7 inches

Area of parallelogram = 70 squared inches.

Hence, the final answer is 70 squared inches.

Final answer:

To get the area of the parallelogram, first determine the height, which is 5 inches plus 2 inches, totaling 7 inches. Using the formula (base × height), the area is calculated as 10 inches times 7 inches, resulting in 70 square inches.

Explanation:

To find the area of the parallelogram, we need to identify its base and height. The base is already given as 10 inches. Next, we calculate the height, which the problem states as '2 inches more than half the base.' First, we find half of the base: 10 inches / 2 = 5 inches. Then, add 2 inches to get the height: 5 inches + 2 inches = 7 inches. Now we have the height of the parallelogram.

Using the formula for the area of a parallelogram (base × height), we can now calculate the area.

Area = 10 inches × 7 inches = 70 square inches.

Thus, the area of the parallelogram is 70 square inches.

Convert. Into degrees

Answers

The answer to this question is 1.04

Hello there!

To convert from radians to degrees, multiply the given radians by 180/π.

π/3(180/π)=180/3 (the πs cancel out!)
60 degrees!

Remember that when going from radians to degrees, you want the πs to cancel out so you multiply it by 180/π. When going from degrees to radians, you want to get π into the expression so you multiply by π/180!

I really hope this helps!
Best wishes!

A car maintains a speed of 23 mi/h for 5 seconds. It then accelerates to a speed of 46 mi/h in 5 seconds. It maintains that speed for the next 5 seconds. Which graph shows the car’s speed over time?
(80 points)

Answers

the answer is a because it starts at 0 then goes up to 23 and then it goes up to 46.

A car maintains a speed of 23 mi/h for 5 seconds. It then accelerates to a speed of 46 mi/h in 5 seconds. It maintains that speed for the next 5 seconds. Which graph shows the car’s speed over time?

Solution:

The graph is Time versus Speed.

In figure (a), the graph has a speed or y-axis=23mi/h for time or x-axis=5seconds.

The car maintains a speed of 23mi/h for 5 seconds.

For next 5 seconds, in figure a the graph increases linearly or we have a acceleration and reaches to 46mi/h.

It accelerates to a speed of 46 mi/h in 5 seconds.

It maintains that speed for the next 5 seconds. In figure (a), after we reach speed=46mi/h, there is a straight line for 5 seconds at speed=46mi/h.

So, Answer Graph a


Please help me on this

Answers

It would be 35 + 8 is 43 because it increases by 8.

Simplify the expression 53 + 3(5 − 3). 137 131 27 21

Answers

Answer:

Its 131, I did the test, and got it right.

Explanation:

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