Solve the problem.John (whose line of sight is 6 ft above horizontal) is trying to estimate the height of a tall oak tree. He first measures the angle of elevation from where he is standing as 35°. He walks 30 feet closer to the tree and finds that the angle of elevation has increased by 12°. Estimate the height of the tree rounded to the nearest whole number.
A. 67 ft
B. 86 ft
C. 61 ft
D. 90 ft
Answer: A
Mathematics
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+ cos
sin
A.
B.
C.
D. 1
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Solve the problem. Round to the nearest cent.Tech Support offers trade discounts of 10/20 and terms of 3/10, n/30 on its tool cases. Assuming a service department earns the cash discount, find the net cost of a tool case list-priced at $362.
A. $260.64 B. $245.80 C. $234.58 D. $252.82
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Perform the indicated operation and write the answer in lowest terms. -
A.
B.
C.
D.
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Find the event that corresponds with the outcome.Rolling a total of 1 on a single roll of 2 dice.
A.
B.
C. no event
D.
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