Question

I need help with question.

Answer 1

A complete rotation is 360°. There are 8 angles.

360° ÷ 8 = 45°

The list of rotational angles is 45n where n ∈ Z; 1 ≤ n < 8

Answer: 45°, 90°, 135°, 180°, 225°, 270°, 315°