In the previous module, we learnt that a vector $$\vec{A}$$ with magnitude $$5$$ and an angle of $$37^{\circ}$$ has an x-component
$$A_x = 5 \cos 37 = 4$$
$$A_y = 5 \sin 37 = 3$$
$$\vec{A} = A_x \hat{i} + A_y \hat{j}$$