Name: ________________________ Class: ___________________ Date: __________ ID: A Chapter 11 Test Review 1. The circumference of a circle is 19 centimeters. Find the diameter of this circle. 9. Find the area of Y. 2. Circle A has a diameter of 47 inches. What is the circumference of circle A? 3. Find the diameter of Q if ∠PQR measures 35° and the arc length of PR is 13 centimeters. 10. Find the area of the kite. 4. Two identical gears with a 9 centimeter radius are to be connected by a chain. The distance between the centers of the two gears is 67 centimeters. What length of chain is required to wrap around both gears and form a complete loop? 11. A typical stop sign is in the shape of a regular octagon. The length of a side of a stop sign is 31.6 centimeters, and the radius is 41.3 centimeters. Calculate the area of the stop sign to the nearest square centimeter. 5. Convert 27° to radians. 6. Convert 5π radians into degrees. 12 7. Calculate the area of a circle with a diameter of 4.6 centimeters. 12. You need to create a hole 24.5 inches deep for a post that is in the shape of a cylinder with a radius of 4.3 inches. You will be using a drill bit that rotates around a vertical axis, positioned such that the axis is attached to the side of a rotating polygon. What characteristics should the drill bit have to create the desired shape? 8. Find the diameter of a circle with an area of 27.3 square centimeters. 1 15. Cylinder X and Cylinder Y are similar. The volume of Cylinder Y is 114 cm3 . Find the volume of Cylinder X. Find the volume of the cylinder. 13. 14. A custom fish tank shaped like a rectangular prism needs to have a length of 15 inches, a width of 20 inches and hold a volume of 3651 cubic inches. What height must the tank be made to meet these specifications? 2 18. Pyramid C and Pyramid D are similar. The volume of Pyramid C is 96 square centimeters. Find the volume of Pyramid D. Find the volume of the pyramid. 16. 17. Find the height of the triangular pyramid when the volume is 237 square centimeters. 19. Find the volume of the composite solid. 3 22. Find the volume of the composite solid. Find the surface area of the cone. 20. Find the surface area of the sphere. Find the volume of the cone. 23. 21. 4 27. 24. 28. Tell whether the solid is a polyhedron. 25. 29. 26. 5 Match the description of the part of the circle below with its value. a. about 51.11 m2 e. about 25.56 m b. about 3.48 m f. about 93.11 m2 c. about 16.55 m g. about 10.93 m2 d. about 186.21 m h. about 6.05 m 30. Area of a sector with a radius of 16.7 meters and a central angle of 21° 34. Circumference of a circle with an area of 52 square meters 31. Radius of a circle with an area of 38 square meters 35. A Ferris wheel is 470 feet in diameter. How far will a person riding on the Ferris wheel have traveled (in miles) when the wheel makes 44 revolutions? (1 mi = 5280 ft) 32. Radius of a circle with a sector area of 55 square meters and a central angle of 23° 33. Diameter of a circle with an arc length of 39 meters and a central angle of 24° Match the description of the sphere below with its correct value. a. about 381.70 m3 e. about 7.69 m b. about 10.17 m f. about 50.27 m c. about 4.46 m g. about 25.50 m d. about 3.73 m h. about 615.75 m2 36. radius of a sphere with a circumference of 28 meters 37. surface area of a sphere with a radius of 7 meters 38. volume of a sphere with a diameter of 9 meters 39. diameter of a sphere with a surface area of 325 square meters 40. diameter of a sphere with a volume of 238 cubic meters 41. circumference of a sphere with a volume of 280 cubic meters 42. circumference of a sphere with a radius of 8 meters 43. radius of a sphere with a surface area of 175 square meters 6
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