What size is an interior angle in a regular octagon?

a) 78° b) 102°

c) 135° d) 45°

What size is an interior angle in a regular decagon?

a) 144° b) 102°

c) 135° d) 108°

a) 360° b) 45°

c) 180° d) 21.17°

What is the sum of the exterior angles In a heptadecagon (17 sides)?

What is an interior angle in a regular icosagon (20 sides)?

a) 144° b) 162°

c) 135° d) 170°

What is the size of an exterior angle In a quadrilateral?

A) 60° B) 90°C) 180° D) 120°

What is the sum of the interior angles In a Nonagon ?

a) 1440° b) 1800°c) 1080° d) 1260°

What is the sum of the interior angles In a dodecagon (12 sides)?

a) 1440° b) 1800°

c) 1080° d) 1260°

What is the size of an exterior angle In a triacontagon (30 sides)?

a) 14° b) 15°

c) 16° d) 12°

What is the size of an exterior angle In a hexagon?

A) 80° B) 45°C) 60° D) 120°

What is the size of an exterior angle In a pentagon?

A) 60° B) 90°C) 72° D) 120°