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# Chapter 9 Twenty Questions 12345 678910 1112131415 1617181920.

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

Chapter 9

Twenty Questions 12345 678910 1112131415 1617181920

Twenty Questions 2122232425 2627282930 3132333435 3637383940

Twenty Questions 4142434445 4647484950 5152535455 3637383940

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

2.82 in

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

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

10 inches

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

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

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

5.92 inches

10. If the circumference of a circle is 35 inches, find the length of a diameter of the circle to the nearest hundredth. 11.14 inches

11. If a diameter of a circle measures 10 inches, what is the circumference of the circle to the nearest hundredth? 31.43 inches

12. Find the area of the shaded sector if m { "@context": "http://schema.org", "@type": "ImageObject", "contentUrl": "http://images.slideplayer.com/9/2608531/slides/slide_17.jpg", "name": "12. Find the area of the shaded sector if m

13. Find the area of the shaded sector if m { "@context": "http://schema.org", "@type": "ImageObject", "contentUrl": "http://images.slideplayer.com/9/2608531/slides/slide_18.jpg", "name": "13. Find the area of the shaded sector if m

14. Find the area of the nonshaded sector if m { "@context": "http://schema.org", "@type": "ImageObject", "contentUrl": "http://images.slideplayer.com/9/2608531/slides/slide_19.jpg", "name": "14. Find the area of the nonshaded sector if m

60

120

70

9.08 inches

200

150

230

6.98 inches

90

14.14

45

50

310

130

30. m<4 = ? 70

50

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

70

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

33.69

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

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

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

39. Find the length of a chord that is 7 inches from the center of a circle with a radius of 15 inches. 26.53

40. Find AZ. 12.26

42. Find x. 3

43. Find x. 20.78

44. Find x. 4.47

45. Find x. 13.67

90

27

140

56

50. Find m3. 27

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