Quadrilaterals

Quadrilaterals

Multiple Choice

Three angles of a quadrilateral are 75°, 90°and 75°, the fourth angle is

• 90°

• 95°

• 105°

• 120°

Multiple Choice

Angles of a quadrilateral are in the ratio 3:6:8:13. The largest angle is

• 160 degree

• 150 degree

• 156 degree

• 186 degree

Multiple Choice

A diagonal of a rectangle is inclined to one side of the rectangle at 25°. The acute angle between the diagonals is

• 55°

• 50°

• 40°

• 25°

Multiple Choice

ABCD is a rhombus such that ∠ACB = 40°, then ∠ADB is

• 40°

• 45°

• 50°

• 60°

Multiple Choice

If angles A, B, C and D of a quadrilateral ABCD, taken in order, are in the ratio 3 : 7 : 6 : 4, then ABCD is a

• rhombus

• parallelogram

• trapezium

• kite

Multiple Choice

The diagonals AC and BD of a || gm ABCD intersect each other at the point O. If ∠DAC = 32° and ∠AOB = 70°, then ∠DBC is equal to

• 24°

• 86°

• 38°

• 32°

Multiple Choice

In the following figure, ABCD and AEFG are two parallelograms. If ∠C = 60°, then ∠GFE is

• 30°

• 60°

• 120°

• 90°

Fill in the Blanks

The bisectors of any two adjacent angles of a || gm intersect at

Multiple Choice

In a Quadrilateral ABCD, AB = BC and CD = DA, then the quadrilateral is a

• Triangle

• Kite

• Rhombus

• Rectangle

Multiple Choice

If ABCD is a parallelogram with two adjacent angles angle A = angle B, then the parallelogram is a

• Rhombus

• Rectangle

• Square

• Triangle