Question

representa en grados los siguientes ángulos
a) pi/2 rad
b) 3 pi/2 rad
c) 5 pi /4 rad ​

Answer 1

Equivalencias

π rad = 180°

π/2 rad = 180°/2

π/2 rad = 90°

π/4 rad = 180°/4

π/4 rad = 45°

a) π/2 rad = 90°

b) 3π/2 rad = 3(90°)
3π/2 rad = 270°

c) 5π/4 rad = 5(45°)
5π/4 rad = 225°