Polygons

Find the missing angle.

• 78

• 88

• 98

• 74

Find the missing angle.

• 66

• 76

• 86

• 96

How many degrees are in the missing angle?

• 60°

• 114°

• 70°

• 360°

Find the missing angle measurement.

• 222°

• 138°

• 42°

• 180°

Find the missing angle measurement

• 360°

• 69°

• 291°

• 92°

Find the missing angle measurement

• 90°

• 45°

• 50°

• 40°

Find the missing angle measurement

• 145°

• 150°

• 140°

• 135°

Determine the number of triangles formed by drawing the diagonals from one vertex in the octagon.

• 6

• 7

• 8

• 10

Identify the expression that will find the sum of the angle measures of the pentagon.

Find the sum of the angle measures by dividing the polygon into triangles.

• 720°

• 4°

• 540°

• 900°