Write down the exact value of $\sin60^\circ$sin60°.
Given that $\sin\theta=\frac{1}{2}$sinθ=12, we want to find the value of $\cos\theta$cosθ.
Write down the exact value of $\cos60^\circ$cos60°.
Write down the exact value of $\tan30^\circ$tan30°.
uses algebraic and graphical techniques to solve, and where appropriate, compare alternative solutions to problems
uses the concepts and techniques of trigonometry in the solution of equations and problems involving geometric shapes