The sum of the opposite angles of a cyclic quadrilateral is :

1. 90°

2. 150°

3. 180°

4. 360°

If a pair of opposite angles of a quadrilateral are supplementary, then the quadrilateral is :

1. a rectangle

2. a parallelogram

3. a square

4. a cyclic quadrilateral

Any two angles formed in the same segment of a circle are :

1. complementary

2. supplementary

3. each right angle

4. equal

Every cyclic parallelogram is a/an :

1. square

2. rhombus

3. rectangle

4. isosceles trapezium