Worksheetsreview unit 4
Total questions: 15
Worksheet time: 56mins
Name
Class
Date
1.
If a triangle has one angle exactly 90° and two equal sides, what type of triangle is it?
a)
Right Isosceles
b)
Acute Scalene
c)
Obtuse Scalene
d)
Obtuse Isosceles
2.
Which are pairs of vertical angles?
a)
∠COB & ∠COA
b)
∠AOD & ∠AOC
c)
∠COB & ∠AOD
d)
∠BOD & ∠AOD
3.
What angle corresponds to ∠1 ?
a)
∠4
b)
∠5
c)
∠3
d)
∠2
4.
What is an example of a pair of complementary angles?
a)
13° and 45°
b)
10° and 170°
c)
81° and 9°
d)
90° and 3°
5.
Look at the sides and angles of this triangle. Which type of triangle is pictured?
a)
Equilateral Triangle
b)
Right Isosceles Triangle
c)
Obtuse Scalene Triangle
d)
Obtuse Equilateral Triangle
6.
Find the value of x.
a)
15
b)
16
c)
18
d)
19
7.
What is the value of x?
a)
130
b)
65
c)
123
d)
61.5
8.
Find the value of x.
a)
12
b)
-12
c)
9
d)
7
9.
Classify ∆QRN by its angles and sides.
a)
Acute, Isosceles
b)
Obtuse, Isosceles
c)
Right, Scalene
d)
Equiangular, Equilateral,
e)
Obtuse, Scalene
10.
Find x
a)
9
b)
2
c)
6
d)
4
11.
WHAT TYPE OF TRIANGLE IS THIS
a)
RIGHT EQUILATERAL
b)
RIGHT SCALENE
c)
RIGHT ISOSCELES
d)
OBTUSE SCALENE
12.
WHAT TYPE OF TRIANGLE IS THIS
a)
OBTUSE EQUILATERAL
b)
RIGHT SCALENE
c)
ACUTE ISOSCELES
d)
OBTUSE ISOSCELES
13.
Identify the triangle by its sides and angles
a)
Acute Equilateral
b)
Right Equilateral
c)
Acute Isosceles
d)
Obtuse Isosceles
14.
Identify the triangle by its sides and angles
a)
Obtuse
b)
Acute Isosceles
c)
Obtuse Scalene
d)
Obtuse Isosceles
15.
What is the measure of an angle that is supplementary to a 75° angle?
a)
105°
b)
95°
c)
115°
d)
85°
100 %
