Free Printable angle sum property of a triangle

1.

What is the angle sum of a triangle?

a)

$180\degree$

b)

$90\degree$

c)

$360\degree$

d)

$270\degree$

2.

What are the three angles in an equilateral triangle equal to?

a)

$30\degree,\ 60\degree,\ 90\degree$

b)

$45\degree,\ 45\degree,\ 90\degree$

c)

$60\degree,\ 60\degree,\ 60\degree$

d)

$35\degree,\ 55\degree,\ 90\degree$

3.

What is the size of the missing angle?

a)

47\degree

b)

$57\degree$

c)

$53\degree$

d)

$133\degree$

4.

Find the size of the missing angle.

a)

82\degree

b)

$43\degree$

c)

$55\degree$

d)

$180\degree$

5.

What is the size of the missing angle?

a)

$139\degree$

b)

$66\degree$

c)

$138\degree$

d)

$116\degree$

6.

What is the size of the missing angle?

a)

$95\degree$

b)

$85\degree$

c)

$35\degree$

d)

$45\degree$

7.

Which of the following are angles in a triangle?

a)

$60\degree,\ 60\degree,\ 61\degree$

b)

$90\degree,\ 45\degree,\ 45\degree$

c)

$100\degree,\ 50\degree,\ 50\degree$

d)

$90\degree,\ 90\degree,\ 80\degree$

8.

What is the size of the missing angle?

a)

$8\degree$

b)

$58\degree$

c)

$122\degree$

d)

$64\degree$

9.

What is the size of the missing angle?

a)

$26\degree$

b)

$36\degree$

c)

$85\degree$

d)

$144\degree$

10.

Find the size of the missing angle.

a)

$90\degree$

b)

$10\degree$

c)

$130\degree$

d)

$50\degree$

angle sum property of a triangle

Total questions: 10

Worksheet time: 35mins

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