Quiz about Similarity and Congruence Figure

Question 1

Are these triangles similar?

Accepted Answer

Yes

Answer

No

Question 2

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

Accepted Answer

x = 12

Answer

x = 3

Answer

x = 40

Answer

x = 4

Question 3

Are the triangles similar? Explain.

Accepted Answer

No, because only one angle of the triangles is congruent.

Answer

Yes, because two of the angles are congruent.

Answer

No, because only one triangle has a right angle.

Answer

Not enough information to determine.

Question 4

Question 4.

Accepted Answer

4m

Answer

5m

Answer

3m

Answer

4.5m

Question 5

4m 5m 3m 4.5m

Accepted Answer

4m

Answer

5m

Answer

3m

Answer

4.5m

Question 6

What does congruent mean?

Accepted Answer

corresponding sides and angles are congruent

Answer

corresponding sides are proportional and corresponding angles are congruent

Answer

sames shape

Answer

neither sides or angles are congruent

Question 7

What side corresponds to ED?

Accepted Answer

TA

Answer

NA

Answer

TN

Answer

RD

Question 8

Are the triangles congruent, if yes, why?

Accepted Answer

SSS

Answer

SAS

Answer

ASA

Answer

Not Congruent

Question 9

Which of the following is not a valid reason to prove congruent triangles?

Accepted Answer

SSA

Answer

ASA

Answer

SAS

Answer

SSS

Question 10

For two similar triangles, the scale factor is 2. If the perimeter and area of the smaller triangle are 20 and 16, respectively, what are the perimeter and area of the larger triangle?

Accepted Answer

40 and 64

Answer

20 and 16

Answer

40 and 32

Answer

40 and 48

Question 11

What does similar mean?

Accepted Answer

sames shape

Answer

corresponding sides are proportional and corresponding angles are congruent

Answer

corresponding sides and angles are congruent

Answer

neither sides or angles are congruent

Question 12

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

Accepted Answer

x = 5

Answer

x = 20

Answer

x = 12

Answer

x = 4

Question 13

Calculate the value of the scale factor between the 2 triangles

Accepted Answer

3

Answer

2.5

Answer

3.5

Answer

4

Question 14

What is the scale factor from ABCD to MNOP?

Accepted Answer

2/3

Answer

3/2

Answer

2

Answer

3

Question 15

If the triangles are similar, find x

Accepted Answer

30

Answer

90

Answer

60

Answer

15

Question 16

Given that the two triangles are similar,

find the value of X and Y.

Accepted Answer

X=2.5 and Y=6.5

Answer

X=6.5 and Y=2.5

Answer

X=3 and Y=7

Answer

X=2 and Y= 5

Question 17

Complete the similarity statement.

Accepted Answer

$$\Delta SPQ$$

Answer

$$\Delta PQS$$

Answer

$$\Delta QPS$$

Answer

they are not similar

Question 18

What does congruent mean?

Accepted Answer

Same size, same shape

Answer

Same shape, different size

Answer

Not same shape, or size

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