MCQs Practical Geometry Triangles Class 9

Online MCQs Practical Geometry Triangles Class 9 from Chapter 17 Mathematics. There are 32 Multiple Choice Questions from class 9 Mathematics Chapter 17 (“Practical Geometry Triangles”)with Answers. Let us start with the mathematics 9th class quiz.

Online Multiple Choice Questions about Practical Geometry-Triangles, Chapter 17 Mathematics 9th Class

1. The common point of three or more than three lines is called ———–.

 
 
 
 

2. The sum of the interior angles of a triangle is ————.

 
 
 
 

3. In a right-angled triangle, if one angle is $60^o$ then the other angle will be ———–.

 
 
 
 

4. A line segment from a vertex of a triangle perpendicular to the line containing the opposite side is called an ———– of the triangle.

 
 
 
 

5. The point of concurrency of the three perpendicular bisectors of the sides of ———-.

 
 
 
 

6. The diagonals of a parallelogram ————– each other.

 
 
 
 

7. All the three medians of a triangle are ————-.

 
 
 
 

8. All the three altitudes of a triangle are ———–.

 
 
 
 

9. If two medians of a triangle are congruent then the triangle will be ———-.

 
 
 
 

10. Circumcentre is the point of concurrency of three ———— of triangle.

 
 
 
 

11. The internal bisectors of the angles of a triangle meet at a point called the ———- of the triangle.

 
 
 
 

12. A point is equidistant from the endpoints of a line segment on its ————-.

 
 
 
 

13. A quadrilateral having each angle equal to $90^o$ is called ————.

 
 
 
 

14. ———– congruent triangles can be made by joining the midpoints of the sides of a triangle.

 
 
 
 

15. If the three altitudes of a triangle are congruent then the triangle is ————.

 
 
 
 

16. All the ————– right bisectors of sides of a triangle are concurrent.

 
 
 
 

17. The medians of a triangle cut each other in the ratio.

 
 
 
 

18. Centroid is the point of concurrency of three ———– of triangle.

 
 
 
 

19. In-center is the point of concurrency of three ———– of triangle.

 
 
 
 

20. In a right-angled triangle, if one angle is $30^o$ then the other angle will be ————.

 
 
 
 

21. The point of concurrency of the three altitudes of a $\triangle$ is called its —————.

 
 
 
 

22. The ————— altitudes of an isosceles triangle are congruent.

 
 
 
 

23. A triangle having two sides congruent is called ———–.

 
 
 
 

24. The right bisectors of the three sides of a triangle are ————-.

 
 
 
 

25. The triangles are said to be ———- if they are equiangular.

 
 
 
 

26. The side opposite to the right angle in a right-angled triangle is called ———-.

 
 
 
 

27. The altitudes of a right-angled triangle are concurrent at the ———–.

 
 
 
 

28. The point of concurrency of three medians of a triangle is called ———.

 
 
 
 

29. All three bisectors of angles of a triangle are ————.

 
 
 
 

30. Three or more than three lines passing through the same point are called ———– lines.

 
 
 
 

31. One angle on the base of an isosceles triangle is $30^o$. What is the measure of its vertical angle?

 
 
 
 

32. A line segment joining a vertex of a triangle to the midpoint of its opposite side is called ———— of the triangle.

 
 
 
 


MCQs Practical Geometry Triangles Class 9

  • A triangle having two sides congruent is called ———–.
  • A quadrilateral having each angle equal to $90^o$ is called ————.
  • The right bisectors of the three sides of a triangle are ————-.
  • The ————— altitudes of an isosceles triangle are congruent.
  • A point is equidistant from the endpoints of a line segment on its ————-.
  • ———– congruent triangles can be made by joining the midpoints of the sides of a triangle.
  • The diagonals of a parallelogram ————– each other.
  • The medians of a triangle cut each other in the ratio.
  • One angle on the base of an isosceles triangle is $30^o$. What is the measure of its vertical angle?
  • If the three altitudes of a triangle are congruent then the triangle is ————.
  • If two medians of a triangle are congruent then the triangle will be ———-.
  • A line segment joining a vertex of a triangle to the midpoint of its opposite side is called ———— of the triangle.
  • A line segment from a vertex of a triangle perpendicular to the line containing the opposite side is called an ———– of the triangle.
  • The point of concurrency of the three altitudes of a $\triangle$ is called its —————.
  • The internal bisectors of the angles of a triangle meet at a point called the ———- of the triangle.
  • The point of concurrency of the three perpendicular bisectors of the sides of ———-.
  • The point of concurrency of three medians of a triangle is called ———.
  • The sum of the interior angles of a triangle is ————.
  • The side opposite to the right angle in a right-angled triangle is called ———-.
  • The altitudes of a right-angled triangle are concurrent at the ———–.
  • The triangles are said to be ———- if they are equiangular.
  • All the ————– right bisectors of sides of a triangle are concurrent.
  • All three bisectors of angles of a triangle are ————.
  • All the three medians of a triangle are ————-.
  • All the three altitudes of a triangle are ———–.
  • In-center is the point of concurrency of three ———– of triangle.
  • Circumcentre is the point of concurrency of three ———— of triangle.
  • Centroid is the point of concurrency of three ———– of triangle.
  • Three or more than three lines passing through the same point are called ———– lines.
  • The common point of three or more than three lines is called ———–.
  • In a right-angled triangle, if one angle is $30^o$ then the other angle will be ————.
  • In a right-angled triangle, if one angle is $60^o$ then the other angle will be ———–.
MCQs Practical Geometry Triangles class 9

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