cos theta=1/2, cot theta=root3/3, sin theta=?

Question

I just need help with this question please

Answer 1

Draw and label a diagram!

This for QI

cos θ = 1/2 ⇒ x = 1, r = 2

cot θ = (√3) / 3 ⇒ x = √3, y = 3

So triangle is x = √3, y = 3, r = 2√3

 

Now sin θ = ?