Quiz about Classifying Triangles and CPCTC

Question 1

Which would be the best classification for the triangle shown?

Accepted Answer

equiangular equilateral

Answer

acute isosceles

Answer

equiangular scalene

Answer

equiangular isosceles

Question 2

Classify the triangle shown in the picture by its sides.

Accepted Answer

Scalene

Answer

Isosceles

Answer

Obtuse

Answer

Equilateral

Question 3

A triangle has sides of lengths 7, 24, and 25. How would you classify this triangle based on its sides?

Accepted Answer

Scalene

Answer

Equilateral

Answer

Isosceles

Answer

Right

Question 4

A triangle has sides of lengths 8, 8, and 5. How would you classify this triangle based on its sides?

Accepted Answer

Isosceles

Answer

Equilateral

Answer

Scalene

Answer

Right

Question 5

Question 5.

Accepted Answer

scalene acute

Answer

obtuse scalene

Answer

right isosceles

Answer

acute isosceles

Question 6

A triangle has sides of lengths 6, 6, and 6. How would you classify this triangle based on its sides?

Accepted Answer

Equilateral

Answer

Isosceles

Answer

Scalene

Answer

Right

Question 7

Which of the following triangles is classified based on its angles?

Accepted Answer

Right

Answer

Equilateral

Answer

Isosceles

Answer

Scalene

Question 8

If a triangle has sides of lengths 5, 5, and 8, what type of triangle is it?

Accepted Answer

Isosceles

Answer

Equilateral

Answer

Scalene

Answer

Right

Question 9

What is always true about an equilateral triangle

Accepted Answer

All of its angles are congruent

Accepted Answer

All of its sides are congruent

Answer

At least two sides are congruent

Answer

At least two angles are congruent

Answer

One of the angles is 90 degrees

Question 10

What do the angles in an equilateral triangle measure?

Accepted Answer

60, 60, 60

Answer

30, 60, 90

Answer

45, 45, 90

Answer

35, 55, 90

Question 11

What is always true about an isosceles triangle

Accepted Answer

At least two angles are congruent

Accepted Answer

At least two sides are congruent

Answer

All of its angles are congruent

Answer

All of its sides are congruent

Answer

One of the angles is 90 degrees

Question 12

In an isosceles triangle, which of the following is true about the base angles?

Accepted Answer

The base angles are congruent.

Answer

The base angles are always different.

Answer

The base angles are complementary.

Answer

The base angles are supplementary.

Question 13

Solve for x

Accepted Answer

x = 4

Answer

x = 12

Answer

x = 3.33

Answer

x = 10

Question 14

Use the Exterior Angle Theorem to find the value of x.

Accepted Answer

149

Answer

117

Answer

94

Answer

31

Question 15

Find the measure of $$\angle\ T$$

Accepted Answer

71

Answer

98

Answer

109

Answer

82

Question 16

Determine the unknown angle measure.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 17

Find the measure of the missing angle.

Accepted Answer

50o

Answer

90o

Answer

100

Answer

130o

Question 18

What does CPCTC stand for?

Accepted Answer

Corresponding parts of congruent triangles are congruent

Answer

Congruent parts of congruent triangles are congruent

Answer

Corresponding parts of corresponding triangles are corresponding

Answer

Corresponding parts of congruent triangles are Canadian.

Question 19

Which of the following statements is true about congruent triangles?

Accepted Answer

Two triangles are congruent if their corresponding sides and angles are equal.

Answer

Two triangles are congruent if they have the same area.

Answer

Two triangles are congruent if they have the same perimeter.

Answer

Two triangles are congruent if they are both right triangles.

Question 20

If $$ riangle XYZ \cong riangle PQR$$ , which of the following is true?

Accepted Answer

$$XZ = PR$$ and $$\angle Z=\angle R$$

Answer

$$XY = PQ$$ and $$\angle X = \angle R$$

Answer

$$YZ = QR$$ and $$\angle Y = \angle P$$

Answer

$$XY = PR$$ and $$\angle X = \angle Q$$

Question 21

Which is a correct congruence statement.

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 22

If $$ riangle ABC \cong riangle DEF$$ , which of the following must be true?

Accepted Answer

$$AC = DF$$ and $$\angle B = \angle E$$

Answer

$$AB=DE$$ and $$\angle A=\angle B$$

Answer

$$AB = DF$$ and $$\angle A = \angle E$$

Answer

$$BC = EF$$ and $$\angle C = \angle D$$

Question 23

Determine whether the given triangles are congruent.

Accepted Answer

not congruent

Answer

congruent

Question 24

Determine whether the given triangles are congruent.

Accepted Answer

congruent

Answer

not congruent

Question 25

Find the missing measure of $$CM$$ if $$\Delta BCM\ \cong\ \Delta ZYR$$

Accepted Answer

$$11m$$

Answer

$$8m$$

Answer

$$15m$$

Answer

$$45\degree$$

Question 26

Find the missing measure of $$\angle B$$ if $$\Delta BCM\ \cong\ \Delta ZYR$$

Accepted Answer

$$45\degree$$

Answer

$$180\degree$$

Answer

$$103\degree$$

Answer

$$32\degree$$

Question 27

Find the missing measure of $$\angle N$$ if $$\Delta ACP\ \cong\ \Delta LNX$$

Accepted Answer

$$29\degree$$

Answer

$$180\degree$$

Answer

$$58\degree$$

Answer

$$122\degree$$

Question 28

Find the missing measure of $$AC$$ if $$\Delta ACP\ \cong\ \Delta LNX$$

Accepted Answer

$$21m$$

Answer

$$13m$$

Answer

$$40m$$

Answer

$$29m$$

Question 29

Find the missing measure of $$XN$$ if $$\Delta ACP\ \cong\ \Delta LNX$$

Accepted Answer

$$13m$$

Answer

$$21m$$

Answer

$$40m$$

Answer

$$29m$$

Question 30

Find the missing measure of $$\angle X$$ if $$\Delta ACP\ \cong\ \Delta LNX$$

Accepted Answer

$$122\degree$$

Answer

$$180\degree$$

Answer

$$29\degree$$

Answer

$$58\degree$$

Question 31

Find the missing measure of $$\angle M$$ if $$\Delta BCM\ \cong\ \Delta ZYR$$

Accepted Answer

$$32\degree$$

Answer

$$180\degree$$

Answer

$$103\degree$$

Answer

$$45\degree$$

Question 32

Find the missing measure of $$BM$$ if $$\Delta BCM\ \cong\ \Delta ZYR$$

Accepted Answer

$$15m$$

Answer

$$8m$$

Answer

$$11m$$

Answer

$$45\degree$$

Classifying Triangles and CPCTC

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