Solve the problem.An irrigation sprinkler in a field of lettuce sprays water over a distance of 20 feet as it rotates through an angle of 140°. What area of the field receives water? If necessary, round the answer to two decimal places.
A. 488.69 ft2
B. 155.56 ft2
C. 977.38 ft2
D. 24.43 ft2
Answer: A
Mathematics
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Evaluate to four decimal places using a calculator.e-0.60
A. 0.6065 B. 0.5488 C. 1.8221 D. -1.6310
Mathematics
Solve.A tower casts a shadow 114 ft long, and at the same time a 9.0-ft post casts a shadow 8.0 ft long. How high is the tower? Round to the nearest unit.
A. 128 ft B. 115 ft C. 101 ft D. 8 ft
Mathematics
Add.(-8 + 5n5 - 7n3) + (5n5 - 2n3 - 9)
A. -16n8 B. -3n5 + 3n3 - 16 C. 10 - 9n5 - 17n3 D. 10n5 - 9n3 - 17
Mathematics
Divide. Express your answer in simplest form.6
÷ 3
A. 4
B. 40
C. 2
D. 18
Mathematics