Question

What is q? For this 30 and 60, 90 angle?

Answer 1

30 60 90 triangle
ratio of short leg : long leg = a : a√3

Given long leg = 9 cm
so
short leg = 9 / √3
= 3√3
= √27
= 27^(1/2)           <..........(radical form)

Hope it helps.