Question

02. Converta a medida 40°30' em radianos.
a) 11π/40.
b) 9π/20
c) 40π/9.
d) 9π/40.​

Answer 1

40,5° = x

180°. = π

x = 40,5π/180

x = 405π/1800 : (45/45)

x = 9π/20 => b)