Check the below NCERT MCQ Questions for Class 9 Maths Chapter 7 Triangles with Answers Pdf free download. MCQ Questions for Class 9 Maths with Answers were prepared based on the latest exam pattern. We have provided Triangles Class 10 Maths MCQs Questions with Answers to help students understand the concept very well.
Triangles Class 9 MCQs Questions with Answers
In given figure, the measure of ∠BAC is
Answer: (b) 50°
In figure if AE || DC and AB = AC, find the value of ∠ABD.
Answer: (a) 130°
In figure X is a point in the interior of square ABCD, AXYZ is also a square. If DY = 3 cm and AZ = 2 cm, then find BY.
(a) 5 cm
(b) 6 cm
(c) 7 cm
(d) 8 cm
Answer: (c) 7 cm
In figure AB ⊥ AE, BC ⊥ AB, CE = DE and ∠AED = 120°, then find ∠ECD.
Answer: (d) 60°
In ΔABC, ∠C = ∠A and BC = 4 cm and AC = 5 cm, then find length of AB.
(a) 5 cm
(b) 3 cm
(c) 4 cm
(d) 2.5 cm
Answer: (c) 4 cm
In ΔABC, AB = AC and ∠B = 50°, then find ∠C.
Answer: (a) 50°
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: (d) 40°
In figure, ABC is an isosceles triangle whose side AC is produce to E and through C, CD is drawn parallel to BA. Find the value of x.
Answer: (d) 104°
In figure AB ⊥ BE and EF ⊥ BE. If BC = DE and AB = EF, then ΔABD is congruent to
Answer: (d) ΔFEC
D is a point on the side BC of a ΔABC such that AD bisects ∠BAC. Then
(a) BD = CD
(b) BA > BD
(c) BD > BA
(d) CD > CA
Answer: (b) BA > BD
It is given that ΔABC = ΔFDE and AB = 5 cm, ∠B = 40° and ∠A = 80°. Then which of the following is true?
(а) DF = 5 cm, ∠F = 60°
(b) DF = 5 cm, ∠E = 60°
(c) DE = 5 cm, ∠E = 60°
(d) DE = 5 cm, ∠D = 40°
Answer: (b) DF = 5 cm, ∠E = 60°
Two sides of a triangle are of lengths 5 cm and 1.5 cm. The length of the third side of the triangle cannot be
(a) 3.6 cm
(b) 4.1 cm
(c) 3.8 cm
(d) 3.4 cm
Answer: (d) 3.4 cm
In ΔPQR, if ∠R > ∠Q, then
(a) QR > PR
(b) PQ > PR
(c) PQ < PR
(d) QR < PR
Answer: (b) PQ > PR
In triangles ABC and PQR, AB = AC, ∠C = ∠P and ∠B = ∠Q. The two triangles are
(a) isosceles but not congruent
(b) isosceles and congruent
(c) congruent but not isosceles
(d) neither congruent nor isosceles
Answer: (a) isosceles but not congruent
In triangles ABC and DEF, AB = FD and ∠A = ∠D. The two triangles will be congruent by SAS axiom if
(a) BC = EF
(b) AC = DE
(c) AC = EF
(d) BC = DE
Answer: (b) AC = DE
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