MCQ Questions for Class 9 Maths Chapter 7 Triangles with Answers/कक्षा 9 गणित अध्याय 7 उत्तर के साथ त्रिभुज के लिए MCQ प्रश्न
1. In given figure, the measure of ∠BAC is:
ANSWER: (D) 50°
2. In figure AB ⊥ AE, BC ⊥ AB, CE = DE and ∠AED = 120°, then find ∠ECD.
:
ANSWER: (A) 60°
3. In ΔABC, AB = AC and ∠B = 50°, then find ∠C.
:
ANSWER: (B) 50°
4. In figure, D is the mid-point of side BC of a ΔABC and ∠ABD = 50°. If AD = BD = CD, then find the measure of ∠ACD.
ANSWER: (C) 40°
5.In figure AB ⊥ BE and EF ⊥ BE. If BC = DE and AB = EF, then ΔABD is congruent to
:
ANSWER: (D) ΔFEC
6.In ΔPQR, if ∠R > ∠Q, then
:
ANSWER: (B) PQ > PR
7.In triangles ABC and DEF, AB = FD and ∠A = ∠D. The two triangles will be congruent by SAS axiom if
:
ANSWER: (B) AC = DE
8.In triangles ABC and PQR, AB = AC, ∠C = ∠P and ∠B = ∠Q. The two triangles are
:
ANSWER: (D) isosceles but not congruent
9.Two sides of a triangle are of lengths 5cm and 1.5 cm. The length of the third side of the triangle cannot be
:
ANSWER: (C) 3.4 cm
10.In figure if AE || DC and AB = AC, find the value of ∠ABD.
ANSWER: (A) 130°
11.If ∆ ABC ≅ ∆ PQR and ∆ ABC is not congruent to ∆ RPQ,
then which of the following is not true
:
ANSWER: (A) BC = PQ
12.In the given figure, PS is the median then ∠QPS?
ANSWER: (A) 50°
13.In triangle PQR if ∠Q = 90°, then:
ANSWER: (C) PR is the longest side
14.In the given figure, if the exterior angle is 135° then ∠P is:
ANSWER: (B) 90°
15. All the medians of a triangle are equal in case of a:
:
ANSWER: (C) Equilateral triangle
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