Study guide

Front

What is the formula to find one exterior angle in a regular polygon?

Back

360/n

Front

Find the angle SUM of the interior angles of a polygon with 10 sides.

Back

(10-2)180 = 1440°

Front

A chord is a segment that connects ___________

Back

2 endpoints of a circle

Front

What is a central angle?

Back

An angle in a circle with its vertex at the center of the circle.

Front

What is the formula to find the sum of the interior angles of a polygon?

Back

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

Front

What is the measure of each interior angle in a regular hexagon?

Back

(6-2)180/6 = 120°

Front

What is the relationship between the exterior angle and the interior angle of a polygon?

Back

Exterior angle + Interior angle = 180°

Front

How many degrees are in a full circle?

Back

360°

Front

What is an inscribed angle?

Back

An angle formed by two chords in a circle which have a common endpoint.

Front

If a polygon has 8 sides, what is the measure of one exterior angle?

Back

360/8 = 45°