We have compiled the NCERT MCQ Questions for Class 7 Maths Chapter 6 The Triangles and its Properties with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 7 Maths with Answers on a daily basis and score well in exams. Refer to the The Triangles and its Properties Class 7 MCQs Questions with Answers here along with a detailed explanation.

## The Triangles and its Properties Class 7 MCQs Questions with Answers

Choose the correct option.

Question 1.

How many elements are there in a triangle?

(a) 3

(b) 4

(c) 6

(d) 8

## Answer

Answer: (a) 3

Question 2.

If two sides of a triangle are not equal the triangle is called

(a) scalene

(b) isosceles

(c) equilateral

(d) right-angled

## Answer

Answer: (a) scalene

Question 3.

If all the three sides of a triangle are equal, the triangle is called

(a) equilateral

(b) right-angled

(c) isosceles

(d) scalene

## Answer

Answer: (a) equilateral

Question 4.

If one angle of a triangle is obtuse, the triangle is called

(a) acute-angled

(b) right-angled

(c) scalene

(d) obtuse-angled

## Answer

Answer: (d) obtuse-angled

Question 5.

How many medians can a triangle have?

(a) 1

(b) 2

(c) 3

(d) 6

## Answer

Answer: (c) 3

Question 6.

In a right triangle, if hypotenuse is H, perpendicular is P and base is B then

(a) B² = H² + P²

(b) H² = P² + B²

(c) H² = P² – B²

(d) P² = B² + H²

## Answer

Answer: (b) H² = P² + B²

Question 7.

The measure of each angle of an equilateral triangle is

(a) 30°

(b) 60°

(c) 90°

(d) 45°

## Answer

Answer: (b) 60°

Question 8.

Which of the following cannot be the sides of a right triangle?

(a) 2 cm, 2 cm, 4 cm

(b) 5 cm, 12 cm; 13 cm

(c) 6 cm, 8 cm, 10 cm

(d) 3 cm; 4 cm; 5 cm

## Answer

Answer: (a) 2 cm, 2 cm, 4 cm

Question 9.

Find the angle x in the given figure.

(a) 40°

(b) 45°

(c) 50°

(d) 60°

## Answer

Answer: (c) 50°

Question 10.

In the given figure, find ‘x’

(a) 60°

(b) 70°

(c) 80°

(d) 75°

## Answer

Answer: (b) 70°

Question 11.

Least number of possible acute angles in a triangle is:

(a) 0

(b) 1

(c) 2

(d) 3

## Answer

Answer: (c) 2

Question 12.

Maximum number of possible obtuse angles in a triangle is:

(a) 0

(b) 1

(c) 2

(d) 3

## Answer

Answer: (b) 1

Fill in the blanks

Question 1.

There can be only ……………… obtuse angles in a triangle.

## Answer

Answer: one

Question 2.

In the given ∆ABC, ∠x = ………………

## Answer

Answer: 45°

Question 3.

In the given ∆PQR, ∠x is ……………….

## Answer

Answer: 125°

Question 4.

In a triangle, the sum of the lengths of any two sides can never be …………….. than the length of third side.

## Answer

Answer: Smaller

Question 5.

If two sides of a triangle are equal then it is called an ……………….

## Answer

Answer: Issoceles Triangle

Question 6.

For a ΔABC, ∠A + ∠B + ∠C = …………………..

## Answer

Answer: 180°

Question 7.

The measure of each angle of an equilateral triangle is …………………

## Answer

Answer: 60°

Question 8.

In a right triangle, the side opposite to 90° is called ………………. [hypotenuse/base]

## Answer

Answer: Hypotenuse

Question 9.

The perpendicular line segment drawn from a vertex of a triangle to the opposite side is called its ………………….. [median/altitude]

## Answer

Answer: Altitude

Question 10.

If the measure of each side of a triangle is the same, then the triangle is called an …………………. triangle. [equilateral/isosceles]

## Answer

Answer: equilateral

Question 11.

If the two sides of a triangle are equal then it is called an …………………….. triangle. [equilateral/isosceles]

## Answer

Answer: isosceles

Question 12.

There can be only …………………… acute angle(s) of a triangle. [three/two]

## Answer

Answer: three

Question 13.

There can be only …………………… obtuse angle(s) of a triangle. [one/two]

## Answer

Answer: one

Question 14.

40°, 50° and 80° ………………….. be the angles of a triangle. [can/cannot]

## Answer

Answer: cannot

Question 15.

30°, 90° and 90° ……………….. be the angles of a triangle. [can/cannot]

## Answer

Answer: cannot

Question 16.

5 cm, 3.8 cm and 9.1 cm …………………… be the measures of the sides of a triangle. [can/cannot]

## Answer

Answer: cannot

Question 17.

4.9 cm, 3.01 cm and 2.7 cm ……………………… be the measures of the sides of a triangle. [can/cannot]

## Answer

Answer: can

Hope the information shed above regarding NCERT MCQ Questions for Class 7 Maths Chapter 6 The Triangles and its Properties with Answers Pdf free download has been useful to an extent. If you have any other queries of CBSE Class 7 Maths The Triangles and its Properties MCQs Multiple Choice Questions with Answers, feel free to reach us so that we can revert back to us at the earliest possible.