Angles of a Convex Polygon

It is the sum of the measures of the interior angles of a heptagon.

Determine the measure of each interior angle of a regular decagon.

• 129

• 135

• 140

• 144

What is the sum of the exterior angles of a convex decagon?

It refer to a nine-sided polygon.

What is the sum of the measures of the interior angles of a convex quadrilateral?

Solve for the measure of the interior angle of a regular octagon.

• 108

• 120

• 128

• 135

What is the measure of each exterior angle of a regular polygon with n sides?

• 180/n

• 360/n

• (n-2)180/n

• (n-2)360/n

It is the measure of each interior angle of a regular polygon with n sides.

• 180/n

• 360/n

• (n-2)180/n

• (n-2)360/n

It is an angle drawn inside at a vertex of a polygon.

Draw a pentagon.