Solve the problem.From a boat on the lake, the angle of elevation to the top of a cliff is 35°44'. If the base of the cliff is 2,260 feet from the boat, how high is the cliff (to the nearest foot)?
A. 1,629 ft
B. 1,639 ft
C. 1,636 ft
D. 1,626 ft
Answer: D
Mathematics
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Solve the problem.The foundation for a cylindrical fountain is a cylinder 29 yd in diameter and 5 yd high. How many cubic yd of concrete are needed to build the foundation (to the nearest hundredth)?
A. 13,203.70 yd3 B. 6601.85 yd3 C. 910.60 yd3 D. 3300.93 yd3
Mathematics
Find the exact value of the given expression.
Mathematics
Simplify.
A. 
B. 
C. 
D. none of these
Mathematics
Simplify the expression. Assume that n is a counting number.b(6n - 4)b(4n + 3)
A. b(2n - 1) B. b(2n + 7) C. b(10n - 1) D. b(10n + 7)
Mathematics