MCQ Questions for Class 8 Maths: Ch 4 Practical Geometry

MCQ Questions for Class 8 Maths: Ch 4 Practical Geometry

1. A parallelogram whose all sides are equal is called ________.
(a) triangle
(b) trapezium
(c) square
(d) rectangle
► (c) square

2. What do we require to construct a quadrilateral if lengths of four sides are given?
(a) One of the angle
(b) Length of a diagonal
(c) Length of two diagonals
(d) None of these
► (b) Length of a diagonal

3. The quadrilateral whose diagonals are equal and bisect each other at right angle is ________. 
(a) Triangle
(b) Square
(c) Rhombus
(d) None of these
► (b) Square

4. A polygon with minimum number of sides is  
(a) Pentagon
(b) Square
(c) triangle 
(d) angle
► (c) triangle 

5. The diagonals of a square bisect each other at  _________  angle.
(a) acute
(b) right
(c) obtuse
(d) reflex
► (b) right

6. What do we require to construct a square?
(a) Length of one side
(b) Lengths of three sides
(c) Lengths of two sides
(d) None of these
► (a) Length of one side

7. All the angles of a regular polygon are of ________________.
(a) 90°
(b) 60°
(c) equal length
(d) equal measure
► (d) equal measure

8. What do we require to construct a quadrilateral if measures of two adjacent angles are given?
(a) Lengths of three sides
(b) Length of one side
(c) Lengths of two sides
(d) None of these
► (a) Lengths of three sides

9. To construct a quadrilateral uniquely, it is necessary to know at least_________ of its parts.
(a) 5
(b) 4
(c) 3
(d) 2
► (a) 5

10. A quadrilateral can be constructed uniquely if the lengths of its four sides and ____ diagonal are given.
(a) 3
(b) 2
(c) 1
(d) none of these
► (c) 1

11.A simple closed curve made up of only _____________ is called  a polygon .
(a) lines
(b) curves
(c) closed curves
(d) line segments
► (d) line segments

12. A quadrilateral can be constructed uniquely if the lengths of its ______ sides and a diagonal are given.
(a) 3
(b) 1
(c) 2
(d) 4
► (d) 4

13. Diagonals of a rectangle:
(a) equal to each other
(b) not equal
(c) one is double of the other
(d) none of these
► (a) equal to each other

14. The measure of each interior angle of a regular polygon is 140o, then number of sides that regular polygon has ___
(a) 15
(b) 12
(c) 9
(d) 10
► (c) 9

15. A parallelogram must be a rectangle if its diagonals 
(a) bisect the angles to which they are drawn
(b) are perpendicular to each other
(c) bisect each other
(d) are congruent
► (d) are congruent

16. A parallelogram each of whose angles measures 90o is _____________.
(a) rectangle
(b) rhombus
(c) kite
(d) trapezium
► (a) rectangle

17. What is the number of sides in Hexagon ?
(a) 4      
(b) 7    
(c) 6    
(d) 5
► (c) 6    

18. What do we require to construct a quadrilateral if measures of three angles are given?
(a) Length of one side
(b) Two adjacent sides
(c) Length of one diagonal
(d) None of these
► (b) Two adjacent sides

19. Polygons that have no portions of their diagonals in their exteriors are called 
(a) triangles
(b) convex
(c) concave
(d) squares
► (b) convex

20. The ratio of two adjacent sides of a parallelogram is 4:5. If its perimeter is 72 cm, find its adjacent sides. 
(a) 18 cm and 25 cm
(b) 16 cm and 25 cm
(c) 18 cm and 20 cm
(d) 16 cm and 20 cm
►(d)16 cm and 20 cm

21. Sum of all interior angles of a polygon with (n) sides is given by
(a) (n – 2) x 180°
(b) n – 2 x 180°
(c) (n + 2) x 180°
(d) n + 2 x 180°
► (a) (n – 2) x 180°

22. A quadrilateral can be constructed uniquely if its _____ sides and two included angles are given.
(a) 1
(b) 2
(c) 3
(d) none of these
► (c) 3
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