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1 | | A sphere has a radius of 2 cm. What is the closest estimate of its volume, without using a calculator? |
| | A) | 16 cm3 |
| | B) | 32 cm3 |
| | C) | 48 cm3 |
| | D) | 64 cm3 |
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2 | | (2.0K)
Erika is planning a square patio, measuring 5 m on a side. Each corner will have a quarter-circle cutout for a flower bed. Each circle has a radius of 1 m. Find the area that will need to be paved with patio blocks. |
| | A) | 21.9 m2 |
| | B) | 23.4 m2 |
| | C) | 24.2 m2 |
| | D) | 25 m2 |
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3 | | The wives of the pharaohs of Egypt were buried in smaller pyramids near the great pyramids. Henutsen's Pyramid has a base length of 46 m and a height of 29 m. Find the volume of this pyramid. |
| | A) | 61 364.0 m3 |
| | B) | 40 909.4 m3 |
| | C) | 20 454.7 m3 |
| | D) | 1334 m3 |
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4 | | Sand unloaded from a ship formed a conical pile with a radius of 15 m and a height of 8 m. Find the slant height of the pile. |
| | A) | 15.5 m |
| | B) | 16 m |
| | C) | 16.5 m |
| | D) | 17 m |
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5 | | To protect the pile of sand in question#4 from rain, it was covered with plastic sheeting on the sides. What area of sheeting was required? |
| | A) | 1508.0 m2 |
| | B) | 801.1 m2 |
| | C) | 427.3 m2 |
| | D) | 377.0 m2 |
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6 | | (5.0K)
Thayer built a greenhouse in his back yard, facing to the south, in the shape of a triangular prism, with dimensions as shown. The top, side, and ends were glazed. Find the area of glass required. |
| | A) | 54 m2 |
| | B) | 60 m2 |
| | C) | 66 m2 |
| | D) | 84 m2 |
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7 | | Doug's Deli offers novelty cheese blintzes in the shape of a pastry cone filled with cream cheese. The radius of each cone is 2 cm, and the height is 5 cm. Find the volume of cheese required to fill each cone. |
| | A) | 62.8 cm3 |
| | B) | 41.8 cm3 |
| | C) | 20.9 cm3 |
| | D) | 20.0 cm3 |
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8 | | Mario received a set of 8 bocce balls for his birthday. A standard bocce ball has a diameter of 10.7 cm. Find the surface area of each ball. |
| | A) | 359.7 cm2 |
| | B) | 479.6 cm2 |
| | C) | 1079.1 cm2 |
| | D) | 1438.7 cm2 |
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9 | | Find the volume of the bocce ball in question#8. |
| | A) | 5131.4 cm3 |
| | B) | 2015.0 cm3 |
| | C) | 1633.4 cm3 |
| | D) | 641.4 cm3 |
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10 | | The bocce balls in question#8 were packed into a box in a 2 by 4 pattern. If they just fit into the box, how much empty space was left? |
| | A) | 586.6 cm3 |
| | B) | 1486.2 cm3 |
| | C) | 4669.1 cm3 |
| | D) | 9338.3 cm3 |
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