Quiz about Similarity and Corresponding Parts

Question 1

Question 1.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 2

Find missing side

Accepted Answer

7

Answer

5

Answer

9

Answer

11

Question 3

The pair of figures are similar. Find the missing side.

Accepted Answer

x = 3

Answer

x = 1

Answer

x = 9

Answer

x = 5

Question 4

The polygons are similar. Find x.

Accepted Answer

x = 4

Answer

x = 2

Answer

x = 6

Answer

x = 8

Question 5

Are the triangles similar?

Accepted Answer

Yes

Answer

No

Question 6

The pair of figures are similar. Find the missing side.

Accepted Answer

x =4

Answer

x = 11

Answer

x = 4.5

Answer

x = 5

Question 7

Tell whether the two figures are similar. Explain your reasoning.

Accepted Answer

No, the ratio of corresponding sides are not equal

Answer

Yes, similar because they have the same shape and the same angles

Answer

Yes, same shape

Answer

No, different sizes

Question 8

What side corresponds with AB?

Accepted Answer

DE

Answer

BC

Answer

FE

Answer

FD

Question 9

Are the following similar? Why or why not?

Accepted Answer

No, the ratios of the corresponding sides are not equal.

Answer

Yes

Answer

No, the corresponding angles are not equal.

Answer

i dont know

Question 10

Matching angles are called

Accepted Answer

Corresponding Angles

Answer

Corresponding Sides

Answer

The Same

Answer

Congruent Angles

Question 11

Complete each proportion.
CB / DM = AC / ?

Accepted Answer

AD

Answer

BM

Answer

MA

Answer

BC

Question 12

Matching sides are called

Accepted Answer

Corresponding Sides

Answer

Corresponding Angles

Answer

The Same

Answer

Congruent Sides

Question 13

All angles in similar figures are congruent (equal).

Accepted Answer

True

Answer

False

Question 14

Two objects that are the same shape but not the same size are _______.

Accepted Answer

Similar

Answer

Congruent

Answer

Vertical

Answer

Complementary

Question 15

Find the value of x.

Accepted Answer

x = 5

Answer

x = 20

Answer

x = 12

Answer

x = 4

Question 16

Find y.

Accepted Answer

12

Answer

144

Answer

18

Answer

72

Question 17

Are the following similar? Why or why not?

Accepted Answer

Yes, corresponding angles and side ratios are equal

Answer

No, the corresponding angles are not equal.

Answer

No, the ratios of the corresponding sides are not equal.

Answer

There's not enough information.

Question 18

A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint.

Accepted Answer

14 in

Answer

7 in

Answer

9 in

Answer

12 in

Question 19

Are the triangles similar?

Accepted Answer

No

Answer

Yes

Question 20

Tell whether the two figures are similar. Explain your reasoning.

Accepted Answer

No, not similar because they are the same shape, but side lengths are not proportional.

Answer

Yes, similar because they are the same shape and side lengths are proportional.

Answer

Yes, same shape

Answer

No, different sizes

Question 21

The basic formula for scale factor puts the Pre-Image measurement on the ________ of a fraction.

Accepted Answer

bottom

Answer

outside

Answer

inside

Answer

top

Question 22

What is the scale factor from triangle ABC to triangle DEF?

Accepted Answer

2/1

Answer

1/2

Answer

7/3

Answer

10/3

Question 23

Do the ratios form a proportion?
____ = ____

Accepted Answer

No, they do not form a proportion.

Answer

Yes, they form a proportion.

Question 24

If the scale factor is less than one, the new figure will be

Accepted Answer

a reduction

Answer

an enlargement

Answer

a scale factor

Answer

bigger

Question 25

If the scale factor is greater than one, the new figure will be

Accepted Answer

an enlargement

Answer

a reduction

Answer

a scale

Answer

not proportional

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