A parallelogram is symmetric with respect to either diagonal. true or false?

Answers

Answer 1
it is true as parallelograms are symmetrical on all edges
Answer 2

Not all parallelogram is symmetric with respect to either diagonal, therefore the answer is False.

A parallelogram is known as a quadrilateral (having four sides) with two pairs of parallel-lateral lines. A parallelogram has no line of symmetry but there are some exceptions to specific types of parallelograms. For example:

Rhombus is a special type of parallelogram and it has two lines of symmetry along its diagonals.

A rectangle has two lines of symmetry going through the mid-point of the opposite sides.

A square has four lines of symmetry with two lines going through the diagonal and two lines going through the opposite sides.

Therefore, we can conclude that not all parallelogram is symmetric with respect to either diagonal.

Learn more about parallelogram here:

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Related Questions

Ricardo found the mean and mode of the data set 34, 23, 17, 77, 23, 35, and 36. If he excluded the outlier, what would happen to the measures of central tendency?

A.) The mode would decrease and the mean would stay the same.

B.) The mean would increase and the mode would stay the same.

C.) The mode would increase and the mean would stay the same.

D.) The mean would decrease and the mode would stay the same.

Answers

D.) The mean would decrease and the mode would stay the same.

the outlier 77 is much larger than the rest of the numbers. As a result, the mean would decrease because of the outlier if pulling the mean upwards because it is much higher. The mode stays the same because all numbers occur 1 time.

The figure shown at the right is known as pascal triangle

Answers

What is the question?


△ABC is reflected to form​​ ​ △A′B′C′ ​. The vertices of △ABC are A(-1, 3) , B(2, 4) , and C(-5, 6) . The vertices of △A′B′C′ are A′(3, −1) , B′(4, 2) , and C′(6, −5) . Which reflection results in the transformation of ​ △ABC ​​ to ​ △A′B′C′ ​​?
A. reflection across the x-axis
B. reflection across the y-axis
C. reflection across y = x
D. reflection across y=−x

Answers

Answer:

→△ABC is reflected to form​​ ​ △A′B′C′ ​.

→→Vertices of △ABC are A(-1, 3) , B(2, 4) , and C(-5, 6)  and the vertices of △A′B′C′ are A′(3, −1) , B′(4, 2) , and C′(6, −5) .

Drawing the two images of ΔABC and ΔA'B'C'on two Dimensional Coordinate Plane

When, reflection takes place,the two, Image, and Pre-Image are Congruent, that is neither the shape nor the Size changes only translation of the shape takes place on the coordinate plane.

Option C: → Reflection across y = x.

Answer:

C. reflection across y = x

Step-by-step explanation:

The given transfomation is

[tex]A(-1,3) \implies A'(3,-1)\\B(2,4) \implies B'(4,2)\\C(-5,6) \implies C'(6,-5)[/tex]

Notice that the rule of the given transformation is

[tex](x,y) \implies (y,x)[/tex]

That is, the coordinates were change of position, like an inverse.

According to transformation rules, this represents a reflection across the line [tex]y=x[/tex].

Therefore, the right answer is C.

write 10 21/40 as a decmial

Answers

10 21/40 =
10. 525

The 10 stays 10. 
Divide 21 by 40 = 0.525

To write 10 21/40 as a decimal, we could use the equation 10 + (21 ÷ 40) to find the solution. So, 10 + (21 ÷ 40) (=) 10 + (.525) = 10.525. So, the decimal for 10 21/40 is 10.525.

Números que multiplicados den 40

Answers

1 x 40 = 40
2 x 20 = 40
4 x 10 = 40
5 x 8 = 40
8 x 5 = 40
10 x 4 = 40
20 x 2 = 40
40 x 1 = 40 

???

Consider a single spin of the spinner.
grey 1 white 2 grey 3 white 4
Which events are mutually exclusive? Check all that apply.
landing on a shaded portion and landing on an even number
landing on a shaded portion and landing on a number greater than 3
landing on a shaded portion and landing on a 3
landing on an unshaded portion and landing on an odd number
landing on an unshaded portion and landing on a number less than 2

Answers

Answer:

landing on a shaded portion and landing on an even number ; landing on a shaded portion and landing on a number greater than 3 ; landing on an unshaded portion and landing on an odd number ; and landing on an unshaded portion and landing on a number less than 2.

Explanation:

Mutually exclusive events are events that cannot occur at the same time.  Our spinner has two grey sections, on 1 and 3; and two white sections, on 2 and 4.

This means that the spinner cannot land on a shaded (grey) portion and land on an even number at the same time, since the grey sections are numbered 2 and 4, both of which are even numbers.

The spinner also cannot land on a shaded (grey) portion and land on a number greater than 3 at the same time; this is because the only number greater than 3 on the spinner is 4, which is a white portion.

The spinner cannot land on an unshaded (white) portion and land on an odd number, since the white sections are labeled 2 and 4, which are both even.

The only number on the spinner less than 2 is 1, which is grey; this means the spinner cannot land on a number less than 2 and an unshaded (white) portion at the same time.

Answer:

Option 3 and 5 on edg 2020

Step-by-step explanation:

The sandbox at the playground is 2 feet tall. The area of the base of the sandbox is 80 square feet

Answers

the volume is 160 cubic feet

Answer:its 160 cubic feet hope it helps;)

Step-by-step explanation:

Abby filled her goodie bags with 4 cookies and 3 candy bars and spent a total of $10.25 per bag. Marissa filled her goodie bags wih 2 cookies and 7 candy bars and spent a total $14.75 per bag. Each cookie costs the same amount. Each candy bar costs the same amount. Write a system of linear equation that can be used to find the cost of one cookie (x) and one candy bar (y). What was the total cost, in dollars, of each candy bar?

Answers

Let's start by writing a system of linear equations:
c -> cookies 
cb -> candy bars
(You can use any abbreviations to your preference)

Abby:
4 cookies 
3 candy bars
$10.25 per bag
The equation would be:
4c+ 3cb = $10.25

Marissa:
2 cookies
7 candy bars
$14.75 per bag
The equation would be:
2c + 7cb = $14.75

So our linear equation system would be:
4c+ 3cb = $10.25
2c + 7cb = $14.75

I would try to get rid of one variable so I can solve for the other variable. In this case, it is easier to get rid of c since I can multiply the second equations by 2. Then it would subtract the two equations.

(2c + 7cb = $14.75) 2 = 4c + 14 cb = $29.50

      4c + 3cb = $10.25
   -  4c+14 cb = $29.50                    (4c would get canceled.)
---------------------------------
             -11 cb = - $19.25                (Divide by -11 to solve for cb)
             ---------   -------------
              -11           -11
            
             cb = $1.75

Now we know cb (candy bar) cost, we would substitute this value into cb into one of the equations. It doesn't matter which equation you put it in. I will substitute it in the first equations. 

  4c + 3 (1.75) = $10.25
  4c + 5.25 = $10.25                       (Multiply 3 by 1.75)
       -5.25       -5.25                         (Subtract 5.25 on both sides)
             4c = 5                                 (Divide by 4 on both sides to get c)
             ----   ---
              4      4
         
         c= 1.25

Check the work:
4(1.25) + 3(1.75) 
  = $10.25

2(1.25) + 7(1.75)
   = $14.75

Total cost:
cookies = $1.25
candy bars = $ 1.75

Hope this helps! :)

Final answer:

To find the cost of one cookie and one candy bar, we can write a system of linear equations and solve them using the method of elimination or substitution. The total cost of each candy bar can be found by multiplying its cost by the number of candy bars in the goodie bag.

Explanation:

We can write a system of linear equations to find the cost of one cookie (x) and one candy bar (y) based on the information given:

Equation 1: 4x + 3y = 10.25

Equation 2: 2x + 7y = 14.75

To solve this system of equations, we can use the method of substitution or elimination.

First, let's solve the system using the method of elimination:

Multiply Equation 1 by 2 and Equation 2 by 4 to eliminate x.Subtract Equation 2 from Equation 1 to eliminate y.Solve the resulting equation to find the value of y.Substitute the value of y into Equation 1 or Equation 2 to find the value of x.

By following these steps, we can find the cost of one candy bar (y) and the cost of one cookie (x).

The total cost of each candy bar can be found by multiplying its cost (y) by the number of candy bars in the goodie bag.

Please help!! Adding and subtracting radicals.

Answers

These are five questions and five answers:

Question 1:

Answer: the third option.

Explanation:

1) simplify the first radical      [tex]2ab[ \sqrt[3]{192ab^2}][/tex]

[tex]2ab[ \sqrt[3]{ 4^33ab^2}]=2ab(4) \sqrt[3]{3ab^2}=8ab \sqrt[3]{3ab^2} [/tex]

2) simplify the second radical


[tex]5 \sqrt[3]{81a^4b^5} =5 \sqrt[3]{3^4a^4b^5} =5(3)ab \sqrt[3]{3ab^2} =15ab \sqrt[3]{3ab^2} [/tex]

3) Subtract:

[tex]8ab \sqrt[3]{3ab^2} -15ab \sqrt[3]{3ab^2} [/tex]

[tex]8ab \sqrt[3]{3ab^2} -15ab \sqrt[3]{3ab^2} = -7ab \sqrt[3]{3ab^2} [/tex]

Question 2:

Answer: the third option

Explanation:

[tex]11 \sqrt{45}-4 \sqrt{5}=11 \sqrt{(9)(5)}-4 \sqrt{5} =11(3) \sqrt{5}-4 \sqrt{5}=33 \sqrt{5}-4 \sqrt{5} [/tex]


[tex]=29 \sqrt{5} [/tex]

Which is the third option

Question 3:

Answer: third option

Explanation:

[tex] \sqrt{8} +3 \sqrt{2} + \sqrt{32} =2 \sqrt{2} +3 \sqrt{2} +4 \sqrt{2} =9 \sqrt{2} [/tex]

Which is the third option

Question 4:

Answer: third option 14∛x

Explanation:

This one just requires to add like terms:

5 (∛x) + 9(∛x) = (5 + 9) (∛x) = 14∛x , which is the third option.

Question 5.

Answer: third option

Explanation:

1) [tex]2 \sqrt[4]{16x}+3 \sqrt[4]{81x}=2(2) \sqrt[4]{x} +3(3) \sqrt[4]{x} =4 \sqrt[4]{x} +9 \sqrt[4]{x} =13 \sqrt[4]{x} [/tex]

2) [tex]-2 \sqrt[4]{2y} -4 \sqrt[4]{32y}=-2 \sqrt[4]{2y} -4(2) \sqrt[4]{2y} =-10 \sqrt[4]{2y} [/tex]

3) Add (or subtract)

[tex]13 \sqrt[4]{x} -10 \sqrt[4]{2y} [/tex]

Which is the third option.

(x,y)➡(x-8,y+4)


what is the image of

A(2,6)
B(-1,5)

Answers

image of A (2-8, 6+4) =(-6,10)
image of B (-1-8, 5+4)=(-9,9)

does anyone know what 13g=26

Answers

It you are solving for g:

13g= 26
divide both sides by 13
13g/13= 26/13
13 cancels out on the left
g= 2

ANSWER: g= 2

Hope this helps! :)
13g = 26

Divide each side by 13
13g ÷ 13 = 26 ÷ 13
g = 2

What is 2/9 rounded to the nearest whole number

Answers

Rounded to the nearest whole number, it would be 1. I'm not really sure that's what you're looking for though. The actual value of 2/9 is .222~, so answer accordingly
Pretty sure it would be 1

Which describes simple, solid instruments that produce sound by struck, scraped, or shaken?
A. Aerophones
B. Chordophones
C. Idiophones
D. Membranophones

Answers

c) Idiophones

Hope this helped!
С.Idiophones

I hope helped ^-^
 
mark brainlist plz?

How do you know how many solutions there are to a linear systems of equations?

Answers

it depends on the answer

find volume of 9 pls- the number u cant see is 9

Answers

To find the volume of a triangle we need to do base x height we can see that the base is 13m and the height is 6m so the answer would be

13m x 6m = 78m
Base = 13x9
= 117
117 x 6 to find the volume
= 702 divided 2
= 351 x 3.14
= 1102.14

A rectangular prism has a length of 312 inches, a width of 312 inches, and a height of 7 inches. Danny has a storage container for the prism that has a volume of 90 cubic inches. What is the difference in volume between the prism and the storage container? Enter your answer in the box as a simplified mixed number or a decimal

Answers

Answer:

4.25

Step-by-step explanation:

if you multiply 3 1/2 x 3 1/2 x 7, you get 85.75 so you subtract 85.75-90 which equals 4.25. and that is you answer hope this helps!!!

Answer:

4.25 I took the test

Step-by-step explanation:

which property does the equation below represent 17•44+17•56=17•100

Answers

Distributive Property
Final answer:

The equation represents the distributive property, a fundamental concept in algebra where a number is distributed across an addition inside a parenthesis, and then the individual products are summed.

Explanation:

The equation 17⋅44+17⋅56=17⋅100 showcases the distributive property of multiplication over addition. The distributive property allows one to multiply a number by a group of numbers added together by doing each multiplication separately and then adding the results. This property is very useful in algebra and simplifying mathematical expressions. In this case, 17 is multiplied by 44 and 56 individually, and then the products are added to get the same result as multiplying 17 by the sum of 44 and 56, which is 100.

A ring cost $27 more than a pair of earrings the ring cost $90 write an equation that can be used to find the cost C in dollars of the earrings

Answers

90 - 27= 63....... 63= C
If the the ring costs $90 and the earrings cost $27 less then the equation would be 
 C= 90-27

The diameter of the attic is 18ft and its height is 18ft. What's is the volume of the space in the attic

Answers

I attached an image with the complete question.

Answer:
volume of attic = 1526.04 ft³

Explanation:
Volume of cone can be calculated using the following rule:
Volume = [tex] \frac{1}{3} [/tex] * area of base * height
Volume = [tex] \frac{1}{3} [/tex] * π * radius² * height
We are given that:
π = 3.14
radius = 18/2 = 9 ft
height = 18 ft

Substitute in the equation to get the volume as follows:
Volume = [tex] \frac{1}{3} [/tex] * 3.14 * (9)^2 * (18) = 1526.04 ft³

Hope this helps :)

(x,y) (x+3,y+4) A(-3,-1),B(1,1),c(2,-3)

Answers

A is (-3,-1) and after the transformation it will be (0,3).
B is (1,1) and after the transformation it will be (4,5).
C is (2,-3) and after the transformation it will be (5,1).

Hope this helps :)

Darrel just bought his very first mountain bike, an aluminum-framed front-and-rear suspension beauty that he's been saving for many months. For Darrel, the mountain bike is most likely what type of purchase?

A) minor repurchase
B) major new purchase
C) minor new purchase
D) major repurchase

Answers

The answer is B. (hope that helps)

Answer:

Major new purchase

Step-by-step explanation:

Apex

Allegra practices piano each day after school. Last week she practiced 3 3/10 hours. This week she practiced only 2 1/6 hours. How much longer did she practice last week than this week?

Answers

Subtract both fractions. Convert both fractions into improper fractions. So do 3x10+9 and see what ur answer is and put it over ten. Then do 2x16+1 and put the answer u get over 6. Then find the common denominator which is 30. Then subract both fractions and u should get ur answer

A glass triangular prism for a telescope is 5.5 inches long. each side of the prism´s triangular bases is 4 inches long and about 3 inches high. About how much glass covers the surface of the prism?

Answers

Final answer:

The surface area of the glass triangular prism is 78 square inches.

Explanation:

To find the surface area of the glass triangular prism, we need to find the area of each face and then sum them up. The prism has two triangular bases and three rectangular faces. The area of each triangular base is given by the formula A = (1/2) * base * height, where the base is 4 inches and the height is 3 inches. Therefore, the area of each base is (1/2) * 4 * 3 = 6 square inches. The total area of both bases is 2 * 6 = 12 square inches.

The area of each rectangular face can be found using the formula A = length * height, where the length is 4 inches and the height is 5.5 inches. Therefore, the area of each rectangular face is 4 * 5.5 = 22 square inches. The total area of all three rectangular faces is 3 * 22 = 66 square inches.

Finally, we can find the total surface area by adding the area of the bases and the area of the faces: 12 + 66 = 78 square inches.

what value of c makes x^2 + 6x + c a perfect square trinomial ?

Answers

The perfect square (x +a)^2 expands to the trinomial x^2 +2ax +a^2

The constant (a^2) is the square of half the x-coefficient.

Your x-coeffficient is 6, so your constant c will be
c = (6/2)^2 = 9 . . . . . . the 3rd choice is appropriate

Jordan bought a notebook for $5, 6 pencils for $1 each, and a binder for $9. The sales tax for the whole purchase was $2. What percent was the sales tax?

Answers

Notebook: 5

Pencils: 1*6=6

Binder: 9

9+6+5=20

2/20=10%.

The tax is 10%.

Hope this helped☺☺
Notebook:5
Pencil is 1*6=6

A scientist is measuring the amount of radioactive material in an unknown substance. When he begins measuring, there are 56.8 grams of radioactive substance. Twelve days later, there are 55.45 grams. After 25 days, there are 54.03 grams. After 41 days, there are 52.32 grams. Assuming that the decay is exponential, find the equation that determines the number of grams remaining after x days and use the equation to determine the amount of radioactive material remaining after 500 days.

2.21 g

12.65 g

2.25 g

20.88 g

Answers

Universal law of radioactive decay states that:
[tex]N=N_0e^{-\lambda t}[/tex]
Where No is an initial number of atoms, N is a number of atoms after time t and lambda is the decay constant. We can use mas of an atom instead of a number of atoms because we know that every atom has the same mass.
[tex]M=M_0e^{-\lambda t}[/tex]
In order to calculate how many atoms are left after 500 days, we need to find decay constant.
We can do this by using the information given in the problem. We know that after 12 days we are left with 55.45 grams and we know the initial amount. With this information we can calculate decay constant:
[tex]M=M_0e^{-\lambda t}\\ 55.45=56.8e^{-12\lambda}\\ 0.976=e^{-12\lambda}\\ ln(0.976)=-12\lambda\\ -0.0243=-12\lambda\\ \lambda=\frac{0.0243}{12}\\ \lambda=0.002[/tex]
Now we simply plug in t=500 and calculate the answer:
[tex]M=M_0e^{-\lambda t}=56.8 e^{-0.002\cdot 500}=56.8e^{-1}=\frac{56.8}{e}=20.88g[/tex]
The final answer is D (20.88g).

What is the greatest common factor of 20y^9 + 5y^6 ?

A. 5y^9
B. 20y^3
C. 5y^6
D. 10y^9

Answers

greatest common factor of 20y^9 + 5y^6 = 5y^6

answer
C. 5y^6 
Final answer:

The greatest common factor of 20y^9 + 5y^6 is 5y^6.

Explanation:

To find the greatest common factor (GCF) of 20y^9 + 5y^6, we need to determine the highest power of each variable that divides each term evenly. In this case, the highest power of y that can be divided evenly is y^6. The GCF of the two terms is therefore 5y^6.

how much is sales tax

Answers

Sales tax on average is usually four to seven percent of the cost.

Hope this helps!

A chicken farm orders bags of feed from two farmers. Store X charges $20 per bag, and store Y charges $15 per bag. The farm must obtain at least 60 bags per week to care for the chickens properly. Store Y can provide a maximum of 40 bags per week, and the farm has committed to buy at least as many bags from store X as from store Y. The chicken farm wants to minimize the cost of ordering feed. Let x represent the number of bags of feed from store X and y represent the number of bags of feed from store Y.

Answers

40 bags from store Y and the rest (20) from store X

The system of linear inequality equations are given where x is the number of bags from store X and y is the number of bags of feed from store Y

x + y ≥ 60

y ≤ 40

x ≥ y

x , y ≥ 0

What is an Inequality Equation?

Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.

In an inequality, the two expressions are not necessarily equal which is indicated by the symbols: >, <, ≤ or ≥.

Given data ,

Let the inequality equation be represented as A

Now , the value of A is

Substituting the values in the equation , we get

Let the number of bags from store X be x

Let the number of bags from store Y be y

And , the cost of one bag from store X = $ 20

The cost of one bag from store Y is = $ 15

The total number of bags required is minimum 60 bags

So , the inequality is

x + y ≥ 60   be equation (1)

Now , Store Y can provide a maximum of 40 bags per week

So , the inequality is

y ≤ 40   be equation (2)

And , the farm has agreed to purchase from store X as least as many bags as from store Y. This implies that the quantity of feed bags purchased from store X must be larger than or equal to the quantity of feed bags purchased from store Y

So , the inequality is

x ≥ y   be equation (3)

Hence , the inequality equations are solved

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Rewrite the following equation in slope-intercept form. 14x + 15y = 11 Write your answer using integers, proper fractions, and improper fractions in simplest form.

Answers

The given equation is transformed into slope-intercept form as y = -14/15 * x + 11/15, where the slope is -14/15, and the y-intercept is 11/15.

To rewrite the equation 14x + 15y = 11 in slope-intercept form (y = mx + b), where m is the slope and b is the y-intercept, we need to isolate y.

Starting with the given equation:

14x + 15y = 11.

Subtract 14x from both sides:

15y = -14x + 11.

Divide both sides by 15 to solve for y:

y = -14/15 * x + 11/15.

Now, the equation is in slope-intercept form. The slope (m) is -14/15, and the y-intercept (b) is 11/15.

In summary, the equation 14x + 15y = 11 is rewritten in slope-intercept form as y = -14/15 * x + 11/15.

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