Total Questions : 20
Expected Time : 20 Minutes

1. Define the bisector of an angle in a triangle.

2. Define the hypotenuse of a right-angled triangle.

3. If a triangle has three angles in the ratio 3:4:5, what type of triangle is it?

4. Define the incenter of a triangle.

5. If a triangle has one angle greater than 90 degrees, what is its name?

6. What is the sum of the exterior angles of a triangle?

7. What is the formula for the length of the altitude drawn to the hypotenuse of a right-angled triangle?

8. What is the formula for the area of a triangle with sides 'a', 'b', and 'c'?

9. What is the area of a right-angled triangle with base 'b' and height 'h'?

10. If a triangle has sides 8 cm, 15 cm, and 17 cm, what type of triangle is it?

11. In a scalene triangle, what can be said about the lengths of its sides?

12. If a triangle has three different angles, what is its name?

13. What is the formula for the length of the median drawn to the hypotenuse of a right-angled triangle?

14. Define the centroid of a triangle.

15. What is the sum of the exterior angles of a polygon?

16. What is the sum of the interior angles of a triangle?

17. If a triangle has angles 60 degrees, 70 degrees, and 50 degrees, what is the type of the triangle?

18. What is the formula for the circumference of the circumcircle of a triangle with sides 'a', 'b', and 'c'?

19. In an equilateral triangle, what can be said about the lengths of its sides?

20. Define an acute-angled triangle.