Sum Interior Angles

What is the measure of angle C?

• 11

• 40

• 12

• 45

Solve for x.

• -11

• 9

• -9

• 10

Question:

• 11

• 30

• 115

• 120

What is the sum of interior angles of a nonagon?

• 1260^o

• 1080^o

• 360^o

• 900^o

Find the sum of the interior angles of this polygon

• 180^o

• 1080^o

• 720^o

• 540^o

What is the sum of interior angles for a 24-gon

• 360^o

• 2400^o

• 3960⁰

• 4500^o

What is the sum of interior angles for a 36-gon?

• 3400^o

• 6100^o

• 6210^o

• 6120^o

Calculate the sum of interior angles of a polygon with 20 sides.

• 3000^o

• 3240^o

• 1500^o

• 1820^o

Find the missing angle labeled x.

• 105^o

• 115^o

• 75^o

• 65^o

Find the missing angle labeled x

• 45^o

• 100^o

• 85^o

• 75^o