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Worksheets

Congruent Triangles

Total questions: 35

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

Figures that have the same shape and same size are __________________.

a)

similar

b)

proportional

c)

congruent

d)

quadrilaterals

2.

Parts of congruent figures that match are ___________________________.

a)

corresponding

b)

matching

c)

alike

d)

twins

3.

In the image, triangle JKL is congruent to ________________.

a)

triangle PMN

b)

triangle NMP

c)

quadrilateral PNM

d)

triangle MNP

4.

In the image, side JK is congruent to ________________.

a)

side MN

b)

side NP

c)

side PM

d)

side JL

5.

In the image, side MP is congruent to ________________.

a)

side MN

b)

side KL

c)

side JK

d)

side JL

6.

In the image, side KL is congruent to ________________.

a)

side MN

b)

side NP

c)

side JL

d)

side MP

7.

In the image, angle J is congruent to ________________.

a)

angle N

b)

angle M

c)

angle P

d)

angle K

8.

In the image, angle K is congruent to ________________.

a)

angle N

b)

angle M

c)

angle P

d)

angle L

9.

In the image, angle L is congruent to ________________.

a)

angle N

b)

angle M

c)

angle P

d)

angle J

10.

In the image, are the two triangles congruent?

a)

Yes

b)

No

11.

In the image, triangle DEF is congruent to ________________?

a)

triangle RPQ

b)

triangle PQR

c)

triangle QRP

12.

In the image, side DE is congruent to ________________?

a)

side PQ

b)

side RQ

c)

side RP

13.

In the image, side RP is congruent to ________________?

a)

side DE

b)

side FE

c)

side FD

14.

In the image, side EF is congruent to ________________?

a)

side QP

b)

side QR

c)

side PR

15.

In the image, angle D is congruent to ________________?

a)

angle P

b)

angle Q

c)

angle R

16.

In the image, angle R is congruent to ________________?

a)

angle E

b)

angle F

c)

angle D

17.

In the image, angle Q is congruent to ________________?

a)

angle E

b)

angle F

c)

angle D

18.

In the image, are the two triangles congruent?

a)

Yes

b)

No

19.

In the image, are the two triangles congruent?

a)

Yes

b)

No

20.

In the image, triangle GHF is congruent to ________________?

a)

triangle RPQ

b)

triangle PQR

c)

triangle QRP

21.

In the image, side GH is congruent to ________________?

a)

side PQ

b)

side RQ

c)

side RP

22.

In the image, side HF is congruent to ________________?

a)

side PQ

b)

side QR

c)

side PR

23.

In the image, side RP is congruent to ________________?

a)

side GH

b)

side FG

c)

side FH

24.

In the image, angle G is congruent to ________________?

a)

angle P

b)

angle Q

c)

angle R

25.

In the image, angle H is congruent to ________________?

a)

angle P

b)

angle Q

c)

angle R

26.

In the image, angle F is congruent to ________________?

a)

angle P

b)

angle Q

c)

angle R

27.

In the image, triangle RST is congruent to triangle VWX.

If angle W measures 60°, what is the measure of angle S?

a)

120°

b)

30°

c)

60°

d)

40°

28.

In the image, triangle RST is congruent to triangle VWX.

If side RS measures 32 inches, what is the measure of side VW?

a)

48 in

b)

32 in

c)

148 cm

d)

32 cm

29.

In the image, triangle ABC is congruent to triangle ADE.

What is the measure of angle C?

a)

59°

b)

90°

c)

11°

30.

In the image, triangle ABC is congruent to triangle ADE.

What is the measure of side DE?

a)

18 cm

b)

9 cm

c)

3 cm

31.

In the image, triangle ABC is congruent to triangle ADE.

What is the measure of side AD?

a)

18 cm

b)

9 cm

c)

3 cm

32.

In the image, triangle JKL is congruent to triangle NML.

If angle J measures 67.5°, what other angle is also 67.5°?

a)

angle N

b)

angle M

c)

angle L

33.

In the image, triangle JKL is congruent to triangle NML.

If side LK measures 14 inches, what other side is also 14 inches?

a)

side MN

b)

side NL

c)

side LM

34.

Fill in the blank in the image.

a)

triangle YXW

b)

triangle XYW

c)

triangle XWY

35.

Fill in the blank in the image.

a)

triangle PQN

b)

triangle NQP

c)

triangle QNP