Page 1 Mark the correct alternative in each of the following: 1. A quadrilateral having one and only pair of parallel sides is called (a) a parallelogram (b) a kite (c) a rhombus (d) a trapezium Solution: The option (d) is the correct answer. A quadrilateral having one and only pair of parallel sides is called a trapezium. 2. A quadrilateral whose opposite sides are parallel is called (a) a rhombus (b) a kite (c) a trapezium (d) none of these Solution: The option (d) is the correct answer. A quadrilateral whose opposite sides are parallel is called parallelogram. 3. A quadrilateral having all sides equal is a (a) square (b) parallelogram (c) rhombus (d) kite Solution: The option (c) is the correct answer. A quadrilateral having all sides equal is a rhombus. 4. A quadrilateral whose each angle is a right angle is a (a) square (b) rectangle (c) rhombus (d) parallelogram Solution: The option (b) is the correct answer. A quadrilateral whose each angle is a right angle is a rectangle. 5. A quadrilateral whose each angle is a right angle and whose all sides are equal is a (a) square (b) rectangle (c) rhombus (d) parallelogram Solution: The option (a) is the correct answer. A quadrilateral whose each angle is a right angle and whose all sides are equal is a square. 6. A quadrilateral having two pairs of equal adjacent sides but unequal opposite sides is called a (a) trapezium (b) parallelogram (c) kite (d) rectangle Solution: The option (c) is the correct answer. A quadrilateral having two pairs of equal adjacent sides but unequal opposite sides is called a kite. 7. The diagonals of a quadrilateral bisect each other. This quadrilateral is a (a) rectangle (b) kite (c) trapezium (d) none of these Solution: Page 2 Mark the correct alternative in each of the following: 1. A quadrilateral having one and only pair of parallel sides is called (a) a parallelogram (b) a kite (c) a rhombus (d) a trapezium Solution: The option (d) is the correct answer. A quadrilateral having one and only pair of parallel sides is called a trapezium. 2. A quadrilateral whose opposite sides are parallel is called (a) a rhombus (b) a kite (c) a trapezium (d) none of these Solution: The option (d) is the correct answer. A quadrilateral whose opposite sides are parallel is called parallelogram. 3. A quadrilateral having all sides equal is a (a) square (b) parallelogram (c) rhombus (d) kite Solution: The option (c) is the correct answer. A quadrilateral having all sides equal is a rhombus. 4. A quadrilateral whose each angle is a right angle is a (a) square (b) rectangle (c) rhombus (d) parallelogram Solution: The option (b) is the correct answer. A quadrilateral whose each angle is a right angle is a rectangle. 5. A quadrilateral whose each angle is a right angle and whose all sides are equal is a (a) square (b) rectangle (c) rhombus (d) parallelogram Solution: The option (a) is the correct answer. A quadrilateral whose each angle is a right angle and whose all sides are equal is a square. 6. A quadrilateral having two pairs of equal adjacent sides but unequal opposite sides is called a (a) trapezium (b) parallelogram (c) kite (d) rectangle Solution: The option (c) is the correct answer. A quadrilateral having two pairs of equal adjacent sides but unequal opposite sides is called a kite. 7. The diagonals of a quadrilateral bisect each other. This quadrilateral is a (a) rectangle (b) kite (c) trapezium (d) none of these Solution: The option (a) is the correct answer. The diagonals of a quadrilateral bisect each other. This quadrilateral is a rectangle. 8. If the diagonals of a quadrilateral bisect each other at right angle, then the quadrilateral is a (a) parallelogram (b) rectangle (c) rhombus (d) kite Solution: The option (c) is the correct answer. If the diagonals of a quadrilateral bisect each other at right angle, then the quadrilateral is a rhombus. 9. An isosceles trapezium has (a) all sides equal (b) parallel sides equal (c) non-parallel sides equal (d) any two equal sides Solution: The option (c) is the correct answer. An isosceles trapezium has non-parallel sides equal.Read More

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