Evaluate the following expression, writing your answer correct to 2 decimal places.
$\sin69^\circ$sin69°
If $\cos\theta=0.146$cosθ=0.146, find $\theta$θ, writing your answer to the nearest degree.
If $\sin\theta=0.825$sinθ=0.825, find $\theta$θ, writing your answer to the nearest degree.
If $\cos\theta=1$cosθ=1, find $\theta$θ.