NCERT/Class 9/Mathematics/Triangles

Triangles

Class 9 · Mathematics

62 questions26 easy23 medium13 hard

Sample Questions

Q1.In triangle ABC, AB > AC. Which of the following is true?

  • A∠B > ∠C
  • B∠C > ∠B
  • C∠A > ∠B
  • D∠B = ∠C

Q2.In isosceles triangle PQR, PQ = PR. The angle bisector from P bisects:

  • AQR at right angles
  • BQR but not at right angles
  • COnly ∠P without bisecting QR
  • DThe perimeter

Q3.In the given figure, if △ABC ≅ △PQR by SAS, AB = PQ = 5 cm, BC = QR = 8 cm, and ∠B = 60°, find ∠Q.

  • A30°
  • B60°
  • C90°
  • D120°

Q4.In triangle ABC, which side is opposite to angle A?

  • AAB
  • BAC
  • CBC
  • DNone

Q5.CPCT stands for:

  • ACorresponding Parts of Concurrent Triangles
  • BCorresponding Parts of Congruent Triangles
  • CCoinciding Parts of Congruent Triangles
  • DCommon Parts of Congruent Triangles

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

AAS congruenceASA congruenceCPCTCongruence of trianglesExterior angle theoremInequalities in triangleProperties of isosceles triangleRHS congruenceSAS congruenceSSS congruence

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