Angles of Polygons

Find the value of X.

Find the missing angle.

Tags

CCSS.HSG.C.A.3

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

What is the formula for the sum of the interior?

• S=360
• S=(n-2)180
• n=360/ext. angle
• 1 int. angle + 1 ext. angle=180

Tags

CCSS.4.MD.C.7

What is the sum of exterior angles of a pentagon?

The sum of the interior angles of a polygon is 1620°.  How many sides does the polygon have?

The sum of the interior angles of a polygon is 3960°. How many sides does the polygon have?

Solve for x

Find the measure of angle A.

Tags

CCSS.7.G.B.5

Is the figure a polygon? Is it convex or concave?

• Not a polygon, convex
• Polygon, convex
• Not a polygon
• Polygon, concave

Tags

CCSS.2.G.A.1