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What is the sum of interior angles in a triangle?

180 degrees360 degrees90 degrees270 degrees

Which of the following statements about exterior angles of a polygon is true?

The sum of the exterior angles of any polygon is always 360 degrees.Exterior angles are less than 90 degrees.Exterior angles can only exist in triangles.The exterior angle is equal to the interior angle.

If one interior angle of a regular pentagon measures 108 degrees, what is the measure of one exterior angle?

72 degrees108 degrees36 degrees144 degrees

Assessment

What is the sum of interior angles in a triangle?

Which of the following statements about exterior angles of a polygon is true?

If one interior angle of a regular pentagon measures 108 degrees, what is the measure of one exterior angle?