Question

In A ABC, right-angle at B, AB = 5 cm and
L ABC = 30 find BC and AC​

Answer 1

step-by-step:

tan30° = AB/BC = BC = AB/tan 30°

BC = 5√3

AC² = AB²+BC²

AC² = 5²+(5√3)²

AC² = 25 + 75

AC = 10

Hence, Sides are 5,5√3,10cm

Hope its helpful