i need help with this precalc question

Question

The size of a pizza refers to it's diameter. A 10 inch pizza is sliced into 6 equal slices. Round each answer to 2 decimal places.

(a) The angle of each slice is ____ degrees.

(b) The area of the pizza is _____ square inches.

(c) The area of 5 slices is _____ square inches.

Answer 1

(a) 360° / 6 = ?

(b) A = π(10/2)²

(c) A_5/6 = (5/6)(π)(10/2)²