Class 8 Mathematics MCQ Practical Geometry

Question : What is the sum of the measures of angles of a convex quadrilaterals?
(a) 180°
(b) 90°
(c) 360°
(d) 45°

Question : If the three angles of a quadrilateral are 120o , 130o, 10o then what is the fourth angle ?
(a) 30°
(b) 100°
(c) 40°
(d) 90°

Question : The opposite angles of a parallelogram are ______________ .
(a) Unequal
(b) equal
(c) complementary
(d) supplementary

Question : The perimeter of parallelogram PQRS is:

(a) 12 cm
(b) 7 cm
(c) 38 cm
(d) 19 cm

Question : The diagonals of a square are ______________ each other
(a) equal to
(b) unequal to
(c) perpendicular bisectors of
(d) none of these

Question : A parallelogram with sides of equal length is called______________.
(a) trapezium
(b) square
(c) rectangle
(d) rhombus

Question : How many measurements can determine a quadrilateral uniquely?
(a) 2
(b) 3
(c) 4
(d) 5

Question : Diagonals of a parallelogram _______________ each other.
(a) bisect
(b)equal to
(c)perpendicular to
(d)none of these

Question :How many sides does decagon has?
(a) 8
(b) 10
(c) 6
(d)

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

Question : How many measurements can determine a quadrilateral uniquely?
(a) 2
(b) 3
(c) 4
(d) 5

Question : To construct a parallelogram we need to know:
(a) Length of its parallel sides
(b) Measure of interior angles
(c) Two adjacent sides and one angle
(d) Two adjacent sides and two angles

Question : Which of the following is a regular quadrilateral?
(a) Rectangle
(b) Square
(c) Rhombus
(d) Trapezium

Question : A polygon with minimum number of sides is
(a) Pentagon
(b) Square
(c) triangle
(d) angle

Question : 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

Question : The opposite angles of a parallelogram are __
(a) Unequal
(b) equal
(c) complementary
(d) supplementary

Question : To construct a rectangle, we need to know:
(a) All the interior angles
(b) All the Sides
(c) Only Length and breadth
(d) Only one angle measure

Question : What will be the side of a rhombus whose diagonals are 16 cm and 12 cm long?
(a) 15 cm
(b) 18 cm
(c) 20 cm
(d) 10 cm

Question : 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

Question : A simple closed curve made up of only _ is called a polygon .
(a) lines
(b) curves
(c) closed curves
(d) line segments

Question : How many diagonals does a regular Hexagon has ?
(a) 2
(b) 9
(c) 3
(d) 5

Question : If two diagonals are given, then we can construct a:
(a) Rhombus
(b) Rectangle
(c) Kite
(d) Parallelogram

Question : In a quadrilateral ABCD, the angles A, B, C and D are in the ratio 1 : 2 : 3 : 4. The measure of smallest angle is:
(a) 36°
(b) 54°
(c) 72°
(d) 18°

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

Question : All the angles of a regular polygon are of __
(a) 90°
(b) 60°
(c) equal length
(d) equal measure

Question : Minimum possible interior angle in a regular polygon is _
(a) 70°
(b) 60°
(c) 90°
(d) 120°

Question : If two diagonals and three sides are given, then:
(a) A quadrilateral cannot be constructed
(b) A quadrilateral can be constructed
(c) Insufficient information
(d) Any polygon can be constructed

Question : 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

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

Question : the diagonals of a rhombus bisect each other at __ angles.
(a) acute
(b) right
(c) obtuse
(d) reflex

Question : To construct a quadrilateral, we need to know two diagonals and _ sides.
(a) One
(b) Two
(c) Three
(d) All four sides

Question : 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

Question : 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

Question : The angle sum of all interior angles of a convex polygon of sides 7 is
(a) 180°
(b) 540°
(c) 630°
(d) 900°

Question : A simple closed curve made up of only __ is called a polygon .
(a)curves
(b) line segments
(c) lines
(d) closed curves

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

Question : 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

Question :Sum of all interior angles of a polygon with (n) sides is given by
(a) (n – 2) × 180°
(b) n – 2 × 180°
(c) (n + 2) × 180°
(d) (n + 2) × 180°

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

Question :What is the number of sides in Hexagon ?
(a) 4
(b) 7
(c) 6
(d) 5

Question :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

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

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

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

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

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

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

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

Question :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

Question :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

Question :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

Question :A parallelogram each of whose angles measures 90° is _____________.
(a) rectangle
(b) rhombus
(c) kite
(d) trapezium

Question :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

Question :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

Question :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

Question :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

Question :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

Question :A polygon with minimum number of sides is
(a) Pentagon
(b) Square
(c) triangle
(d) angle

Question :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

Question : What is the appropriate condition to construct a quadrilateral?
(a) When four sides and one diagonal are given
(b) When three sides and one diagonal are given
(c) When two sides and one diagonal are given
(d) None of the above

Question : If two diagonals and three sides are given, then:
(a) A quadrilateral cannot be constructed
(b) A quadrilateral can be constructed
(c) Insufficient information
(d) Any polygon can be constructed

Question : To construct a quadrilateral, we need to know two adjacent side and _____ angles.
(a) One
(b) Two
(c) Three
(d) All four angles

Question : To construct a quadrilateral, we need to know two diagonals and _____ sides.
(a) One
(b) Two
(c) Three
(d) All four sides

Question : To construct a quadrilateral, we need to know three sides and _____ included angles.
(a) One
(b) Two
(c) Three
(d) All four angles

Question : To construct a square, we need to know:
(a) All the interior angles
(b) All the side lengths
(c) Only one interior angle
(d) Only one side length

Question : To construct a rectangle, we need to know:
(a) All the interior angles
(b) All the Sides
(c) Only Length and breadth
(d) Only one angle measure

Question : If two diagonals are given, then we can construct a:
(a) Rhombus
(b) Rectangle
(c) Kite
(d) Parallelogram

Question : How many measurements are required to construct a quadrilateral, uniquely?
(a) Four
(b) Five
(c) Six
(d) Three

Question : To construct a parallelogram we need to know:
(a) Length of its parallel sides
(b) Measure of interior angles
(c) Two adjacent sides and one angle
(d) Two adjacent sides and two angles

Question : A polygon that has a minimum number of sides is:
(a) Triangle
(b) Square
(c) Rectangle
(d) Angle

Question : If n is the number of sides, then the number of diagonals of a polygon is:
(a) n/2
(b) n/3
(c) n(n-3)/2
(d) n(n-3)/3

Question : The sum of all the interior angles of a hexagon is:
(a) 720°
(b) 540°
(c) 360°
(d) 180°

Question : If the sum of interior angles of a regular polygon is 540°. Find the name of the polygon.
(a) Quadrilateral
(b) Pentagon
(c) Hexagon
(d) Septagon

Question : ______ measurements can determine a quadrilateral uniquely.
(a) Three
(b) Four
(c) Five
(d) Six

Question : The sum of exterior angles of a polygon is equal to:
(a) 180°
(b) 360°
(c) 540°
(d) 720°

Question : All the sides of a regular polygon are:
(a) Equal in length
(b) Unequal in length
(c) Parallel to each other
(d) None of these

Question : If a polygon has 8 sides, then the number of diagonals it has is:
(a) 8
(b) 16
(c) 20
(d) 24

Question : Can we draw a square with a side length equal to 7cm?
(a) Yes
(b) No
(c) Cannot be determined
(d) None of the above

Question : If a quadrilateral constructed has two distinct consecutive sides equal in length, then it is a:
(a) Rhombus
(b) Kite
(c) Parallelogram
(d) Rectangle