CBSE Class 9th Mathematics Important MCQs From Chapter 7 – Triangles

Answers to Class 9 MathsMCQs from NCERT Chapter 7 Triangles can be found here. These MCQs will be very useful for the CBSE Class 9th Mathematics Term 1 Exam 2021-2022.

The CBSE Class 9 MCQs about Triangles were created exclusively by subject experts to assist students in preparing for the CBSE Class 9th Mathematics Term 1 Exam 2021-2022. These multiple-choice questions can be used to review the key concepts, formulae, and theories in Chapter 9 Maths Chapter 7-Triangles. These questions can be used to practice for the exam. These important questions are also available in PDF format via the link at the end.

Below are MCQ Questions and Answers from CBSE Class 9 Mathematics Chapter 7 Triangles:

Q1.If DE = QR, PR, and FD = Q, then there are two triangles: DEF and PQR.

Q6.It is stated that D ABC D FDE, AB = 5cm, B = 40deg, and A = 80deg are the values. Which of the following statements is true?

a) DF = 5cm, F = 60deg

b) DF = 5cm, E = 60deg

c) E = 60deg, DE = 5 cm

d) D = 40deg, DE = 5 cm

Answer: (b).

Q7.In the case of a, all the medians of triangles are equal

a) Scalene triangle

b) Right-angled triangle

c) Equilateral triangle

d) Isosceles triangle

Answer:

Q8.The given figure shows that PS is the median and QPS the lowest.

CBSE 9th Maths Exam 2020: Important MCQs from Chapter 7 Triangles with Answers

A) 40 o

b) 50

c) 80

d) 90 or

Answer: (b).

Q9.If Q is 90deg in triangle PQR, then:

A) PQ is the longest side

b) QR refers to the longest side

c) The longest side is PR

d) None

Answer:

Q10.The given figure shows that AB = AC and then B = 50deg. A is:

CBSE 9th Maths Exam 2020: Important MCQs from Chapter 7 Triangles with Answers

A) 50 o

b) 80

c) 100 or

d) 130 or

Answer: (b).

Q11.If the exterior angle of the figure is 135OThen P is:

CBSE 9th Maths Exam 2020: Important MCQs from Chapter 7 Triangles with Answers

A) 45 o

b) 60

c) 80

d) 90 or

Answer:

Q12.If DPQR is used, then PQ = PR

a) P = R

b) Q = P

c) Q = R

d) None

Answer:

Q13.If ABC is a triangle, then B = 35deg andC = 60deg.

A) A = 80deg

b) A = 85deg

c) A = 120deg

d) A = 45deg

Answer: (b).

Q14.The triangles ABC, PQR are AB, C, P, and Q. These are the two triangles:

a) Congruent but not isosceles

b) Congruents and isosceles

c) Congruent, but not isosceles

d) Not congruent nor isosceles

Answer:

Q15.The triangles ABC and DEF have AB = FD, and A = D. SAS axiom will make the two triangles congruent if:

a) BC = E

b) AC = DE

c) AC = E

d) BC = DE

Answer: (b).