Can a trapezium have all angles equal? Can it have all sides equal? Explain.

The diagonals of a rhombus bisect each other at __________ .

All angles of rectangle are equal and are __________ angles.

All sides of a __________ are equal and all angles are right angles.

A rhombus is a quadrilateral with __________ of equal length.

A square has sides of equal length and angels of equal measure, so it is a __________ polygon.

Write ‘True’ or ‘False’ for each of the following:

A.

Every rhombus is a square.

B.

Every square is a rhombus.

C.

Every rhombus is a rectangle.

D.

Every rhombus is a rectangle.

E.

Every rhombus is a parallelogram.

F.

Diagonals of a rhombus need not to be equal in length.

G.

Every parallelogram is a rectangle.

The angles of a quadrilateral are respectively 70°, 92° and 100°. Find the fourth angle.

he adjoining figure, find x + y + z + w

In a quadrilateral ABCD, the angles A, B, C and D are in the ratio 1 : 2 : 3 : 4. Find the measure of each angle of the quadrilateral.