MCQ Questions for Class 10 Maths Triangles with Answers

Free PDF Download of CBSE Class 10 Maths Triangles Multiple Choice Questions with Answers. Maths Multiple Choice Questions with Answers for Class 10 are Prepared Based on Latest Exam Pattern. Students can solve mcq questions for class 10 maths Triangles to know their preparation level.

Class 10 Maths MCQ Chapter 5 Triangles

1. O is a point on side PQ of a APQR such that PO = QO = RO, then
(a) RS² = PR × QR
(b) PR² + QR² = PQ²
(c) QR² = QO² + RO²
(d) PO² + RO² = PR²

2. In ABC, DE || AB. If CD = 3 cm, EC = 4 cm, BE = 6 cm, then DA is equal to
(a) 7.5 cm
(b) 3 cm
(c) 4.5 cm
(d) 6 cm

3. AABC is an equilateral A of side a. Its area will be…
Image may be NSFW.
Clik here to view.

4. In a square of side 10 cm, its diagonal = …
(a) 15 cm
(b) 10√2 cm
(c) 20 cm
(d) 12 cm

5. In a rectangle Length = 8 cm, Breadth = 6 cm. Then its diagonal = …
(a) 9 cm
(b) 14 cm
(c) 10 cm
(d) 12 cm

6. In a rhombus if d₁ = 16 cm, d₂ = 12 cm, its area will be…
(a) 16 × 12 cm²
(b) 96 cm²
(c) 8 × 6 cm²
(d) 144 cm²

7. In a rhombus if d₁ = 16 cm, d₂ = 12 cm, then the length of the side of the rhombus is
(a) 8 cm
(b) 9 cm
(c) 10 cm
(d) 12 cm

8. If in two As ABC and DEF, Image may be NSFW.
Clik here to view., then
(a) ∆ABC ~ ∆DEF
(b) ∆ABC ~ ∆EDF
(c) ∆ABC ~ ∆EFD
(d) ∆ABC ~ ∆DFE

9. It is given that ∆ABC ~ ∆DEF and Image may be NSFW.
Clik here to view.. Then Image may be NSFW.
Clik here to view. is equal to
(а) 5
(b) 25
(c) Image may be NSFW.
Clik here to view.
(d) Image may be NSFW.
Clik here to view.

10. In ∠BAC = 90° and AD ⊥ BC. A Then
Image may be NSFW.
Clik here to view.
(а) BD.CD = BC²
(б) AB.AC = BC²
(c) BD.CD = AD²
(d) AB.AC = AD²

11. D and E are respectively the points on the sides AB and AC of a triangle ABC such that AD = 2 cm, BD = 3 cm, BC = 7.5 cm and DE || BC. Then, length of DE (in cm) is
(a) 2.5
(b) 3
(c) 5
(d) 6

12. If ΔABC ~ ΔDEF and ΔABC is not similar to ΔDEF then which of the following is not true?
(a) BC.EF = AC.FD
(b) AB.ED = AC.DE
(c) BC.DE = AB.EE
(d) BC.DE = AB.FD

13. If in two triangles DEF and PQR, ZD = ZQ and ZR = ZE, then which of the following is not true?
Image may be NSFW.
Clik here to view.

14. If ΔABC ~ ΔPQR, Image may be NSFW.
Clik here to view. then Image may be NSFW.
Clik here to view. is
(a) 9
(b) 3
(c) 1/3
(d) 1/9

15. If ΔABC ~ ΔQRP, Image may be NSFW.
Clik here to view., AB = 18 cm and BC = 15 cm, then PR is equal to
(a) 10 cm
(b) 12 cm
(c) Image may be NSFW.
Clik here to view.cm
(d) 8 cm

16. If in triangles ABC and DEF,Image may be NSFW.
Clik here to view. , then they will be similar, if
(a) ∠B = ∠E
(b) ∠A = ∠D
(c) ∠B = ∠D
(d) ∠A = ∠F

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