order sides and angles

Front

What is the sum of all angles in a triangle?

Back

180 degrees.

Front

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

Back

Right triangle.

Front

What is the relationship between the angles in an isosceles triangle?

Back

Two angles are equal.

Front

How do you find the measure of an unknown angle in a triangle?

Back

Subtract the sum of the known angles from 180 degrees.

Front

What is the formula for the sum of interior angles in a polygon?

Back

(n-2) * 180 degrees, where n is the number of sides.

Front

What is the value of x if the angles of a triangle are 30 degrees, 60 degrees, and x degrees?

Back

x = 90 degrees.

Front

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

Back

The third angle is 90 degrees.

Front

What is the measure of each angle in an equilateral triangle?

Back

Each angle measures 60 degrees.

Front

If two angles of a triangle are 50 degrees and 60 degrees, what is the measure of the third angle?

Back

The third angle is 70 degrees.

Front

What is the definition of complementary angles?

Back

Two angles that add up to 90 degrees.