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Unit 5 - Congruent Triangles

Total questions: 28

Worksheet time: 57mins

Name
Class
Date
1.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
2.
In a triangle, how many total degrees are there?
a)
100%
b)
180 degrees
c)
it varies
d)
360 degrees
3.
If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...
a)
80
b)
100
c)
60
d)
90
4.
What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?
a)
32
b)
39
c)
45
d)
54
5.
Which of the following terms best describes Angle d? 
a)
Remote interior angle
b)
Corresponding angle
c)
Exterior angle
d)
Interior angle
6.
Find the measure of the indicated angle. 
a)
95
b)
85
c)
35
d)
45
7.
Find the measure of the indicated angle. 
a)
26
b)
36
c)
85
d)
144
8.
a)
x = 118
b)
x = 108
c)
x = 28
d)
x = 58
9.
Find the measure of the indicated angle. 
a)
180
b)
70
c)
54
d)
56
10.
What angle pair is pictured?
a)
Alternate Interior Angles
b)
Supplementary Angles
c)
Vertical Angles
d)
Corresponding Angles
11.
If m∠1 = 30°, then m∠3 = 
a)
30°
b)
60°
c)
150°
d)
undetermined
12.

Find <S

a)

A

b)

B

c)

C

d)

D

13.
What is the measure of angle b?
a)
36o
b)
56o
c)
63o
d)
117o
14.

What is special about an equilateral triangle?

a)

has no equal sides

b)

has two equal sides

c)

has three equal sides

d)

the angles add up to 180 degrees

15.

What is special about an isosceles triangle?

a)

has no equal sides

b)

has two equal sides

c)

has three equal sides

d)

the angles add up to 180 degrees

16.

What is special about a scalene triangle?

a)

has no equal sides

b)

has two equal sides

c)

has three equal sides

d)

the angles add up to 180 degrees

17.

What is special about an acute triangle?

a)

all angles are less than 90 degrees

b)

one angle is exactly 90 degrees

c)

one angle is greater than 90 degrees

d)

the angles add up to 180 degrees

18.

What is special about an obtuse triangle?

a)

all angles are less than 90 degrees

b)

one angle is exactly 90 degrees

c)

one angle is greater than 90 degrees

d)

the angles add up to 180 degrees

19.

What is special about a right triangle?

a)

all angles are less than 90 degrees

b)

one angle is exactly 90 degrees

c)

one angle is greater than 90 degrees

d)

the angles add up to 180 degrees

20.

What is the missing angle? (just write the number)

(a)  

21.

What is the missing angle? (just write the number)

(a)  

22.

What type of triangle is this?

a)

Equilateral

b)

Isosceles

c)

Right

d)

Obtuse

23.

Use the angles to classify the triangles

(a)  

24.

∠U ≅ ?

a)

∠F

b)

∠G

c)

∠E

25.

Use the congruency statement to answer the following: 
<F = ___

a)

<H

b)

<I

c)

<G

d)

not congruent to another angle

26.

 ∠A ≅ ?

a)

∠M

b)

∠N

c)

∠L

27.

∆JIK ≅

a)

∆TRS

b)

∆RST

c)

∆STR

d)

∆TSR

28.

If ∆PIG ≅ ∆COW, WO≅?

a)

GI

b)

PI

c)

PG

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