Multiple Choice Identify the
choice that best completes the statement or answers the question.
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1.
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Refer to right triangle ABC with C = 90 . If A = 43 and c = 81 cm, find b.
Round the answer to the nearest whole number.
a. | 59 cm | b. | 60 cm | c. | 62
cm | d. | 57 cm | e. | 63 cm |
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2.
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Refer to right triangle ABC with C = 90 . If a = 42.6 inches and b = 32.1 inches, find B. Round
the answer to the nearest tenth.
a. | 37.2 | b. | 36.4 | c. | 37.4 | d. | 36.2 | e. | 37.0 |
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3.
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Refer to right triangle ABC with C = 90 . If b = 9.4 mm and c = 12 mm, find B. Round the answer
to the nearest whole number.
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4.
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Refer to right triangle ABC with C = 90 . Solve for all
the missing parts using the given information. m Round each answer to
the nearest whole number.
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5.
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Refer to right triangle ABC with C = 90 . Solve for all
the missing parts using the given information. ft Round the answers to
the nearest tenth if necessary.
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6.
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Refer to right triangle ABC with C = 90 . Solve for all
the missing parts using the given information. inches,
inches Round the answers for the angles to two decimal places, and for the side, to one
decimal place.
a. | in | b. |
in | c. | in | d. |
in | e. | in |
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7.
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Use the information given in the diagram to find A to the nearest degree.
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8.
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In the figure, the distance from A to D is y, the distance
from D to C is x, and the distance from C to B is h.
If , , , and , find x, then y.
Round each answer to the nearest tenth.
a. | x = 8.5, y = 6.1 | b. | x = 8.9, y =
5.7 | c. | x = 8.7, y = 6.3 | d. | x = 8.5, y =
6.3 | e. | x = 8.7, y = 6.1 |
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9.
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In the figure, the distance from A to D is y, the distance
from D to C is x, and the distance from C to B is h.
If , , and , find h, then x. Round
each answer to the nearest whole number.
a. | h = 33, x = 29 | b. | h = 29, x =
27 | c. | h = 31, x = 25 | d. | h = 31, x =
27 | e. | h = 29, x = 25 |
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10.
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The figure shows a simplified model of the first Ferris wheel. The radius of the
first Ferris wheel was 125 feet, and the distance from the ground to the bottom of the wheel was 14
feet. If is the central angle formed as a rider moves
from position to position , find the
rider's height above the ground h when is 330 .
Round the answer to the
nearest whole number.
a. | 26 ft | b. | 31 ft | c. | 25
ft | d. | 43 ft | e. | 28 ft |
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