TEST

Maximum Marks 30 Maximum Time : 1 Hours

**1.**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.

**2.**The interior angle of a regular is 108°. Find the number of sides of the polygon.

**3.**The exterior angle of a regular polygon is one-fifth of its interior angle. How many sides have the polygon?

**4.**The measures of two adjacent angles of a parallelogram are in the ratio 4: 5. Find the measure of each of the angles of the parallelogram.

**5.**If an exterior angle of a regular polygon is 45°, then find the number of its sides.

**6.**If an interior angle of a regular polygon is 162°, then find the number of its sides.

**7.**Find the measure of an interior angle of a regular polygon having 15 sides.

**8.**An angle of a parallelogram measures 70°. Find the measure of the remaining three angles.

**9.**One angle of a quadrilateral is 111° and the remaining three angles are equal. Find three angles.

**10.**What is the ratio of the interior angles of a pentagon and a decagon?