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Chapter 9 Twenty Questions 12345 678910 1112131415 1617181920.

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Presentation on theme: "Chapter 9 Twenty Questions 12345 678910 1112131415 1617181920."— Presentation transcript:

1

2 Chapter 9

3 Twenty Questions

4 Twenty Questions

5 Twenty Questions

6 1.If a radius of a circle measures 5 in, what is the exact area of the circle?

7 2.82 in

8 3. If a diameter of a circle measures 25 inches, what is the exact circumference of the circle?

9 4. If a radius of a circle measures 25 inches, what is the area of the circle to the nearest hundredth?

10 10 inches

11 6. If the circumference of a circle measures 25 inches, what is the length of a radius of the circle to the nearest hundredth? 3.98 inches

12 7. If the diameter of a circle measures 25 inches, what is the area of the circle to the nearest hundredth?

13 8. If radius of a circle measures 25 inches, the exact circumference is ____.

14 5.92 inches

15 10. If the circumference of a circle is 35 inches, find the length of a diameter of the circle to the nearest hundredth inches

16 11. If a diameter of a circle measures 10 inches, what is the circumference of the circle to the nearest hundredth? inches

17 12. Find the area of the shaded sector if m

18 13. Find the area of the shaded sector if m

19 14. Find the area of the nonshaded sector if m

20 60

21 120

22

23 70

24 9.08 inches

25 200

26 150

27 230

28 6.98 inches

29 90

30 14.14

31 45

32 50

33 310

34 130

35 30. m<4 = ? 70

36 50

37 32. Find the radius of a circle if a 24-inch chord is 9 inches from the center. 15 inches

38 70

39 34. FH = 10 and AE =4, find AF. 6.4

40 33.69

41 36. Find the measure of each arc formed when a regular hexagon is inscribed in a circle. 60

42 37. VY = FH, FE = 3, and a radius of the circle measures 6. Find AX. 5.20

43 38. AX = AE, AV = 13, VY = 16, find EB 2.75

44 39. Find the length of a chord that is 7 inches from the center of a circle with a radius of 15 inches

45 40. Find AZ

46

47 42. Find x. 3

48 43. Find x

49 44. Find x. 4.47

50 45. Find x

51 90

52 27

53 140

54 56

55 50. Find m3. 27

56

57


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