Triangle Sum Theorem

Last updated over 2 years ago

8 questions

1

Last updated over 2 years ago

8 questions

1

1

1

1

What is the sum of the angles in a triangle?

180 degrees

90 degrees

360 degrees

270 degrees

60 degrees

30 degrees

75 degrees

45 degrees

No

Only if it's a right triangle

Yes

Only if it's an isosceles triangle

45 degrees

60 degrees

180 degrees

90 degrees

What is the sum of the angles in a triangle?

180 degrees

90 degrees

360 degrees

270 degrees

If one angle in a triangle is 60 degrees and another is 45 degrees, what is the third angle?

60 degrees

30 degrees

75 degrees

45 degrees

Which of the following sets of angles can form a triangle? ["30 degrees", "60 degrees", "90 degrees"]

No

Only if it's a right triangle

Yes

Only if it's an isosceles triangle

If two angles of a triangle are equal and each measures 45 degrees, what is the third angle?

45 degrees

60 degrees

180 degrees

90 degrees

A triangle has the following interior angles. What is the measurement of the missing angle in degrees?

90° and 45°

40°

60° and 70°

45°

110° and 30°

50°

One angle in a triangle is twice the sum of the other two. What are the possible angle measures?

60° triple (twice 30°)

40° triple

75° triple (twice 37.5°)

30° triple

80° triple (twice 40°)

37.5° triple

Given the following angles of a triangle, find the third angle.

80° and 50°

35°

50° and 60°

50°

100° and 45°

70°

In a right triangle, one of the acute angles is given. Find the other angle.

60°

60°

45°

30°

30°

45°