Solve the problem.A flagpole is perpendicular to the horizontal but is on a slope that rises 10° from the horizontal. The pole casts a 43-foot shadow down the slope and angle of elevation of the sun measured from the slope is 36°. How tall is the pole? Round your answer to the nearest 0.1 foot.
A. 36.2 ft
B. 36.4 ft
C. 35.4 ft
D. 33.5 ft
Answer: B
Mathematics
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Rationalize the denominator. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A stone is thrown into a pond. A circular ripple is spreading over the pond in such a way that the radius is increasing at the rate of 4.3 feet per second. Find a function, r(t), for the radius in terms of t. Find a function, A(r), for the area of the ripple in terms of r. 
A. (A ? r)(t) = 18.49?2t B. (A ? r)(t) = 8.6?t2 C. (A ? r)(t) = 18.49?t2 D. (A ? r)(t) = 4.3?t2
Mathematics
Decide if the expression is factored.9(m - 8) + n(m - 8)
A. No B. Yes
Mathematics
Write the expression in standard form.
A. 
- 
i
B. - 
- 
i
C. 
- 
i
D. - 
- 
i
Mathematics