Answer:

A.360°

Step-by-step explanation:

A decagon has 10 sides so its interior angles add up to 180(10) - 360 = 1440 degrees. Therefore, on average, each interior angle is 144 degrees and each exterior angle is 36 degrees.

The sum of the exterior angles is 10 x 36 = 360 degrees.

I hope it helps

#Carry on learning

Answer:

What is the sum of the exterior angles of a

decagon?

A. 360°

B. 540°

C. 720°

D. 900°

A is the answer