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WorksheetsIsosceles and Equilateral Triangles
Total questions: 20
Worksheet time: 33mins
Name
Class
Date
1.
Which would be the best classification for the triangle shown?
a)
acute isosceles
b)
equiangular scalene
c)
equiangular isosceles
d)
equiangular equilateral
2.
Which would be the best classification for the triangle shown?
a)
acute isosceles
b)
obtuse scalene
c)
obtuse isosceles
d)
acute scalene
3.
What is the value of ?
a)
64
b)
46
c)
127
d)
38
4.
What is the value of x?
a)
51
b)
49
c)
78
5.
What is the measure of angle 2?
a)
50
b)
65
c)
115
6.
a)
A
b)
B
c)
C
d)
D
7.
Find x.
a)
180
b)
57
c)
61.5
d)
32.7
8.
What is the value of y?
a)
7
b)
4
c)
6
d)
14
9.
Find m<A.
a)
12
b)
24
c)
132
d)
36
10.
Find m<B.
a)
36
b)
24
c)
12
d)
132
11.
a)
A
b)
B
c)
C
d)
D
12.
What do the angles in an equilateral triangle measure?
a)
30, 60, 90
b)
60, 60, 60
c)
45, 45, 90
d)
35, 55, 90
13.
a)
12
b)
11
c)
8
d)
6
14.
a)
9
b)
11
c)
8
d)
6
15.
a)
51
b)
43
c)
60
d)
75
16.
Name the smallest angle in this triangle.
a)
∠A
b)
∠B
c)
∠C
17.
What is the correct order of the lengths of the streets from longest to shortest?
a)
A
b)
B
c)
C
d)
D
18.
Order the sides from least to greatest.
a)
DE, VE, DV
b)
VE, DE, DV
c)
DV, VE, DE
d)
DE, DV, VE
19.
Find the largest side in Δ BCD
a)
Segment BC
b)
Segment DB
c)
Segment DC
d)
Segment AB
20.
Which lists the sides in order from longest to shortest?
a)
A
b)
B
c)
C
d)
D
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