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Class 7 - Properties Of Triangle Worksheet - 2

1. All the three angles of a triangle can be more than 60°. Mark True / False.

a) True                      b) False

2. Any three-line segment can make up a triangle. Mark True / False.

a) True                      b) False

3. An isosceles triangle can be a right-angled triangle. Mark True / False.

a) True                      b) False

4. An equilateral triangle can be an isosceles triangle. Mark True / False.

a) True                      b) False

5. Every right-angled triangle is scalene. Mark True / False.

a) True                      b) False

6. In a right-angled triangle, the sum of two acute angles is equal to 90°. Mark True / False.

a) True                      b) False

7. Each acute angle of an equilateral triangle is equal to 60°. Mark True / False.

a) True                      b) False

8. A median of a triangle always lies inside the triangle. Mark True / False.

a) True                      b) False

9. A triangle can be formed having all three sides as 4 cm, 5 cm and 10 cm. Mark True / False.

a) True                      b) False

10. An altitude of a triangle always lies outside of the triangle. Mark True / False.

a) True                      b) False

11. A triangle whose two angles are 45° and 90°, then it is known as _____.

a) Scalene                 b) Equilateral
c) Acute                     d) Isosceles

12. In a right-angled triangle, if one of the acute angle measures is 35° then the measure of other acute angle is _____.

a) 35°                      b) 45°
c) 55°                      d) 65°

13. A triangle is not possible whose angles measure

a) 45°, 45°, 90°                      b) 30°, 70°, 65°
c) 47°, 33°, 100°                    d) 125°, 35°, 20°

14. Find the value of 'x' in the below given figure.

Properties of Triangle Worksheet
a) 45°                      b) 55°
c) 40°                      d) 65°

15. If the angles of a triangle are in the ratio 3 : 4 : 5, then find the largest angle.

a) 45°                      b) 55°
c) 60°                      d) 75°

16. Find the value of 'x' and 'y' in the below given figure.

Properties of Triangle Worksheet
a) x = 45°, y = 45°                      b) x = 50°, y = 50°
c) x = 50°, y = 45°                      d) None of these

17. Each of the two equal angles of a triangle is twice the third angle. Find the angles.

a) 50°, 70°, 70°                      b) 45°, 90°, 90°
c) 36°, 72°, 72°                      d) 35°, 70°, 70°

18. One of the acute angles of a right-angled triangle is 48°. Find the other acute angle.

a) 42°                      b) 24°
c) 65°                      d) 72°

19. The sides of certain triangles are given below. Determine which option can form a right-angled triangle.

a) 5 cm, 7 cm, 13 cm                b) 6 cm, 8 cm, 10 cm
c) 4 cm, 5 cm, 10 cm                d) 4 cm, 4 cm, 4 cm

20. In a triangle ABC, if ∠A + ∠B = 150° and ∠B + ∠C = 80°, then find the smallest angle.

a) 50°                      b) 80°
c) 30°                      d) 100°

If you want to download the above worksheet, please click below link.

Properties of Triangle Worksheet-2Download the pdf

Properties of Triangle Worksheet - 1

Properties of Triangle Worksheet - 2

Properties of Triangle Worksheet - 3

Answer Sheet

Properties-Of-Triangle-AnswerDownload the pdf











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