Missing angles in triangles

Front

What is the sum of the angles in a triangle?

Back

180 degrees.

Front

If one angle in a triangle is 90 degrees, what type of triangle is it?

Back

It is a right triangle.

Front

What do you call a triangle with all angles less than 90 degrees?

Back

An acute triangle.

Front

What do you call a triangle with one angle greater than 90 degrees?

Back

An obtuse triangle.

Front

If two angles in a triangle are 30 degrees and 70 degrees, what is the measure of the third angle?

Back

80 degrees.

Front

How do you find the missing angle in a triangle?

Back

Subtract the sum of the known angles from 180 degrees.

Front

What is the measure of the missing angle if the known angles are 58 degrees and 64 degrees?

Back

58 degrees.

Front

In a triangle, if one angle measures 45 degrees and another measures 95 degrees, what is the measure of the third angle?

Back

45 degrees.

Front

What is the relationship between the angles in a triangle?

Back

The sum of the angles in a triangle is always 180 degrees.

Front

If a triangle has angles measuring 25 degrees and 55 degrees, what is the measure of the third angle?

Back

100 degrees.