Question

1 In a triangleABC right angled
at B, BC-5cm, <BAC= π\6 radian
Find the length of the sides
A B and AC​

Answer 1

Answer:

angle BAC=π/6 radian=180/6=30 degree

sin 30=1/2 =BC/AC=5/AC AC=10 is hypotenuse

cos 30=√3/2=AB/AC=AB/10 AB=5√3