Quadrilaterals

Class 9 · Mathematics

105 questions32 easy50 medium23 hard

Sample Questions

Q1.ABCD is a rhombus. Diagonal AC bisects angle A. If angle A = 120°, then angle 1 (= angle DAC) =

  • A30°
  • B60°
  • C90°
  • D120°

Q2.If the diagonals of a quadrilateral bisect each other, then it is a:

  • ATrapezium
  • BParallelogram
  • CKite
  • DCyclic quadrilateral

Q3.The angles of a quadrilateral are (3x)°, (5x)°, (7x)° and (9x)°. The value of x is:

  • A10
  • B15
  • C20
  • D25

Q4.In triangle ABC, D and E are mid-points of AB and AC respectively. If BC = 10 cm, then DE =

  • A10 cm
  • B20 cm
  • C5 cm
  • D15 cm

Q5.A trapezium is a quadrilateral with:

  • ABoth pairs of opposite sides parallel
  • BExactly one pair of opposite sides parallel
  • CNo sides parallel
  • DAll sides equal

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

Angle Sum PropertyConditions for a Quadrilateral to be a ParallelogramConverse of Mid-point TheoremDiagonals of ParallelogramsMid-point TheoremProperties of ParallelogramsProperties of QuadrilateralsRectangle PropertiesRhombus PropertiesSquare PropertiesTrapezium PropertiesTypes of Quadrilaterals

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