Quadrilaterals-MCQ

1.   What is the sum of angles of quadrilaterals?

          I. 90

         II. 180

        III. 360

        IV. 270

2.   A quadrilateral with only one pair of opposite sides parallel is called:

          I. Trapezium

         II. Square

        III. Rectangle

        IV. Rhombus

3.   The consecutive angles of a parallelogram are

          I. Complementary

         II. Supplementary

        III. Equal

        IV. None of these

4.   If in a parallelogram its diagonals bisect each other and are equal then it is a,

          I. Square

         II. Rectangle

        III. Rhombus

        IV. Parallelogram

5.   If in a parallelogram its diagonals bisect each other at right angles and are equal, then it is a

          I. Square

         II. Rectangle

        III. Rhombus

        IV. Parallelogram

6.   The quadrilateral formed by joining the mid-points of the sides of a quadrilateral ABCD taken in order is a square only if

          I. ABCD is a rhombus

         II. Diagonals of ABCD are equal

        III. Diagonals of ABCD are equal and perpendicular

        IV. Diagonals of ABCD are perpendicular

7.   Which of the following is not true?

          I. Every square is a rectangle

         II. Every rectangle is a quadrilateral

        III. Every parallelogram is a trapezium

        IV. None of these

8.   Which of the following is not true for a parallelogram?

          I. Diagonals bisect each other

         II. Opposite sides are equal

        III. Opposite angles are equal

        IV. Opposite angles are bisected by the diagonals

ANSWERS

1.    III

2.    I

3.    II

4.    II

5.    I

6.    III

7.    III

8.    IV