Name the quadrilateral whose all angles are $90°$  . (Trapezium/ square)

The two angles of a quadrilateral are equal and other two are in the ratio $2:5$. Find each angle of the quadrilateral.

One of the adjacent angles of a parallelogram is half the other angle. Find all the angles of the parallelogram.

The two angles of a quadrilateral are $90°$ each, and the other two angles are such that one of them is twice the other. Find the angles.

The adjacent angles of a parallelogram are in the ratio $2:7$. Find the measure of each angle.

In the following figure, $PQRS$ is a parallelogram. Find the measures of $\angle SPR$ and $\angle PQR$.