Complete the following table by writing (YES) if the property holds for the particular Quadrilateral and (NO) if property does not holds.

State whether the statements are True or False.

(i) Every parallelogram is a trapezium ( )

(ii) All parallelograms are quadrilaterals ( )

(iii) All trapeziums are parallelograms ( )

(iv) A square is a rhombus ( )

(v) Every rhombus is a square ( )

(vi) All parallelograms are rectangles ( )

ABCD is trapezium in which AB || CD. If AD = BC, show that ∠A = ∠B and ∠C = ∠D.

The four angles of a quadrilateral are in the ratio 1: 2:3:4. Find the measure of each angle of the quadrilateral.

ABCD is a rectangle AC is diagonal. Find the angles of ∆ACD. Give reasons.