CBSE Class 8 Mathematics Quadrilaterals MCQs Set 06

Question. To make a square, diagonals must be
(a) Equal
(b) Different
(c) Small
(d) Long

Answer: A

Question. Quadrilateral where opposite sides are parallel is called a
(a) Circle
(b) Parallelogram
(c) Triangle
(d) Kite

Answer: B

Question. A parallelogram is a rectangle if
(a) diagonals are of equal length
(b) Each angle is a right angle
(c) Each diagonal bisects the angles of the parallelogram
(d) All are true

Answer: D

Question. Sum of the angles of a triangle is
(a) 90 degree
(b) 180 degree
(c) 360 degree
(d) 45 degree

Answer: B

Question. Every rhombus is also a parallelogram, so its opposite angles are.
(a) Different
(b) Equal
(c) 90 degree
(d) 180 degree

Answer: B

Question. Adjacent angles in any parallelogram always add up to.
(a) 90 degree
(b) 180 degree
(c) 360 degree
(d) 100 degree

Answer: B

Question. Diagonals of a parallelogram always bisect
(a) The sides
(b) Each other
(c) The boundary
(d) Outside area

Answer: B

Question. Which property states that when the sum of the internal angles on the same side of a transversal is 180°, the lines are parallel?
(a) Angle sum property of a quadrilateral
(b) Vertically opposite angles property
(c) Transversal properties for parallel lines
(d) Congruence property

Answer: C

Question. In a parallelogram, opposite sides have length that is
(a) Different
(b) Equal
(c) Double
(d) Half

Answer: B

Question. A parallelogram has opposite sides that are
(a) Equal
(b) Unequal
(c) Touching
(d) Curved

Answer: A

Question. Which of the following is true the adjacent angles of a parallelogram?
(a) they are equal to each other
(b) they are complementary angles
(c) they are supplementary angles
(d) none of the options

Answer: C

Question. In a rectangle, the diagonals bisect each
(a) Other
(b) Corner
(c) Side
(d) Angle

Answer: A

Question. In a rhombus, diagonals meet at what angle?
(a) 45 degree
(b) 90 degree
(c) 60 degree
(d) 100 degree

Answer: B

Question. In a rhombus, if one angle is 50 degree, its opposite angle will be
(a) 130 degree
(b) 50 degree
(c) 90 degree
(d) 180 degree

Answer: B

Question. Sum of angles in any quadrilateral is how many times of a triangle?
(a) One time
(b) Two times
(c) Three times
(d) Four times

Answer: B

Question. In a parallelogram, what is the sum of adjacent angles?
(a) 180°
(b) 360°
(c) 270°
(d) 90°

Answer: A

Question. Non-parallel sides of an isosceles trapezium have lengths that are
(a) Different
(b) Equal
(c) Zero
(d) Infinite

Answer: B

Question. A rhombus is a quadrilateral where all sides have the
(a) Different length
(b) Same length
(c) Zero length
(d) Double length

Answer: B

Question. What does it mean for diagonals of a quadrilateral to 'bisect each other'?
(a) They divide the quadrilateral into two equal triangles.
(b) They are of equal length.
(c) They divide each other into two equal parts.
(d) They are perpendicular to each other.

Answer: C

Question. A rhombus having one angle of 90 degree will be a.
(a) Square
(b) Kite
(c) Trapezium
(d) Scalene triangle

Answer: A