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Class 9 Maths Chapter 11 Constructions Quiz 2 (25 MCQs)

Quiz Instructions

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1. An circumcenter is
2. Determine which point of concurrency is most appropriate in each situation.A flat, metal, triangular sculpture is to be hung in a campus cafeteria so that the triangular surface is parallel to the floor. The point from which the sculpture will balance was located by finding the .....
3. The place where all three altitudes meet is called the .....
4. When you draw the perpendicular bisectors of a triangle it creates the point of concurrency called the .....
5. What is the point of concurrency of the perpendicular bisectors of a triangle?
6. The Incenter is equidistant to .....
7. The circumcenter of a right triangle falls on the .....
8. Which point of concurrency is created by the 3 altitudes of a triangle?
9. Which point of concurrency is the intersection of the angle bisectors of a triangle?
10. What is the special property for circumcenters?
11. An orthocenter is
12. To construct an angle of 60 degrees, we need to draw first:
13. The incenter is the point at which all the ..... of a triangle meet.
14. The point where the 3 perpendicular bisectors of a triangle cross is called the ..... ?
15. Which center points of a triangle are always inside the triangle?
16. It is equidistant from the three sides of the triangle.
17. Which point is equidistant from the sides of a triangle?
18. An incenter is
19. Which of the following set of lengths can be the sides of a triangle?
20. Circumcenters are created by
21. When you bisect a 120 degree angle, you will get .....
22. A compass can be used to construct a full circle.
23. The perpendicular bisectors of a triangle are concurrent. Their common point is the .....
24. Which of the following angles can be constructed using a ruler and compasses?
25. This center is the intersection of all ANGLE BISECTORS in a triangle.
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