Triangles And Its Properties, Chapter 6 Class 7 Maths MCQs

1. Which of the following can be the sides of a right triangle.

a. 4cm, 5cm, 6cm

b. 2.5cm, 6cm, 1.5cm.

c. 1.5cm, 2cm, 2.5cm

d. 5cm, 6cm, 7cm

Question 1 of 15

2. The perpendicular line segment from a vertex of a triangle to its opposite side is called

a. Median

b. diagonal

c. Base

d. Altitude

Question 2 of 15

3. XYZ is a triangle right angled at ‘Y’. If XZ = 25cm, YZ = 7cm, XY is

a. 38cm

b. 26cm

c. 23cm

d. 24cm

Question 3 of 15

4. An exterior angle of a triangle is

a. Equal to adjacent angle

b. Greater than each one of its interior opposite angle

c. less than its adjacent angle

d. equal to the sum of the two interior opposite angles

Question 4 of 15

5. The three angles of a triangle are in the ratio 2 : 3 : 4, then the measure of three angle are

a. 20º, 60º, 100º

b. 40º, 60º, 80º

c. 40º, 50º, 90º

d. 50º, 60º, 70º

Question 5 of 15

6. One of the angles of a triangle is 74 and the other two angles are equal. Find the measure of each of the equal angles

a. 58º

b. 100º

c. 53º

d. 116º

Question 6 of 15

7. One of the exterior angles of a triangle is 72º and its interior opposite angles are in the ratio 4:5. The angles of the triangle are.

a. 32º, 40º

b. 30º, 42º

c. 28º, 44º

d. 50º, 22º

Question 7 of 15

8. Angle A and B of a triangle ABC are 35º and 55º. Write which of the following is true

a. AB2 + BC2 = AC2

b. AC2 + BC2 = AB2

c. AB + AC2 = BC2

d. None of these

Question 8 of 15

9. The two interior opposite of an exterior angle of a triangle is 45º & 63º, then the measure of exterior angle is

a. 100º

b. 80º

c. 63º

d. 108º

Question 9 of 15

10. If an exterior angle of a triangle is 108º and one of the interior opposite angle is 38º. The other interior opposite angle is

a. 138º

b. 70º

c. 60º

d. 80º

Question 10 of 15

11. How many medians a triangle can have?

a. 3

b. 2

c. None of these

d. 1

Question 11 of 15

12. A _____________ connect a vertex of a triangle to the mid-point of the opposite side.

a. median

b. altitude

c. vertex

d. None of these

Question 12 of 15

13. How many altitude can a triangle have?

a. 1

b. None of these

c. 3

d. 2

Question 13 of 15

14. A triangle in which two sides are of equal length is called _______________ triangle.

a. equilateral

b. scalene

c. isosceles

d. acute-angled

Question 14 of 15

15. The sum of the lengths of any two sides of a triangle is _____________ the third side of the triangle.

a. double

b. half

c. greater than

d. less than

Question 15 of 15