Compute all angles in the figure below,

In the quadrilateral ABCD shown below, A B=A D, B C=C D Compute all the angles of the quadrilateral.

Each side of the regular hexagon in the figure below is 20 cm long. Find the area of the shaded portion of the figure.

Compute the area of the hexagon below.

In the figure-below, O is the centre of the circle and A B is a diameter. C is a point on the circle. i) Compute angle CAB ii) Draw another figure like this, with a different number for the size of angle C O B . Calculate angle CAB .

The sides PQ, RS of the quadrilateral shown below are parallel. Compute all inner and outer angles of the quadrilateral.