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WorksheetsTriangles Proof, Sides, Angles Measurement
Total questions: 14
Worksheet time: 36mins
Name
Class
Date
1.
In a triangle, how many total degrees are there?
a)
100%
b)
180 degrees
c)
it varies
d)
360 degrees
2.
If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...
a)
80
b)
100
c)
60
d)
90
3.
Find the missing angle.
a)
29°
b)
39°
c)
49°
d)
59°
4.
Find the measure of angle D.
a)
140 degrees
b)
16 degrees
c)
40 degrees
d)
90 degrees
5.
3 ft, 8 ft, 11 ft
a)
no
b)
yes
6.
A drawing of a triangular park shows that the sides measure 12 m, 30 m, and 18 m. Can these dimensions be correct?
a)
yes
b)
no
7.
Two sides of a triangular tile measure 4 inches and 6 inches. The length of the third side is either 7 inches or 10 inches. Which length is the correct length for the third side?
a)
neither
b)
7 inches
c)
10 inches
d)
both, either 7 inches or 10 inches is correct
8.
12 in, 15 in, 4 in.
a)
yes
b)
no
9.
Find the measure of the indicated angle.
a)
89
b)
211
c)
119
d)
81
10.
Solve for x.
a)
7
b)
9
c)
-11
d)
-6
11.
Which statement is true about the triangle inequality theorem?
a)
The sum of two sides must be greater than the third side. 🐳
b)
the sum of one side must be greater than the two other sides
c)
The sum of two sides must be greater than a square. 🐴
d)
Should you chose one?
12.
If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...
a)
80
b)
100
c)
60
d)
90
13.
Find the measure of the indicated angle.
a)
180
b)
70
c)
54
d)
56
14.
Solve for x.
a)
8
b)
-10
c)
-7
d)
6
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