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Class 9 Maths Chapter 10 Circles Quiz 2 (25 MCQs)

Quiz Instructions

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1. To go from radius to diameter I need to do what?
2. Who is the most important person in your world of circles?
3. Choose the formula you would need for the following problem:The cheese and sauce on a pizza.
4. If AB = 12 cm, BC = 16 cm and AB is perpendicular to BC, then the radius of the circle passing through the points A, B and C is
5. In a circle, if the radius is 5 cm, what is the length of a chord that is 3 cm away from the center?
6. Choose the sentence that best describes a 'circle' in a metaphorical sense.
7. Longest chord in the circle is .....
8. What is the relationship between the angles subtended by two equal chords at the center of a circle?
9. What is the meaning of the phrase 'running in circles'?
10. A circle's circumference is approximately 22 ft. The circle's ..... is approximately 3.5 ft.
11. Circles with exactly the same radius length are called
12. What is the region of a circle that is the part bounded by an arc and the segment joining the endpoints.
13. Isaiah and Micah want to know if the circumference of a circle is 62.8 inches. What is the radius?
14. The Diameter divides the circle into two unequal parts.
15. What is the diameter of a circle with a radius of 5.5 cm?
16. If the perimeter of an equilateral triangle is 60 cm, then what is its area?
17. If the diameter of a circle is 12 meters. What is the circumference?(use 3.14 for $\pi$
18. A circle is a plane figure.
19. Circle C has a radius of 4 centimeters. Circle D has a diameter of 12 centimeters. Which circle has the larger circumference?
20. The part of the circle between any two points on it is called an .....
21. In a circle, if the length of a chord is equal to it's radius, what is the measure of the angle subtended by the chord at the centre?
22. The circles with same radii are called .....
23. A circle's circumference is approximately 37.68 inches. (use 3.14 for $\pi$
24. (y-4)$^{2}$ =-8(x+1)What direction does this parabola open?
25. In a circle, if the radius is 10 cm, what is the length of a chord that is 8 cm away from the center?
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