Solve the problem.A guy wire to a tower makes a 75° angle with level ground. At a point 38 ft farther from the tower than the wire but on the same side as the base of the wire, the angle of elevation to the top of the tower is 36°. Find the wire length (nearest ft).
A. 40 ft
B. 35 ft
C. 70 ft
D. 75 ft
Answer: B
Mathematics
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Factor the expression completely, if possible.r6 + 8t3
A. (r2 + 2t)(r4 - 2r2t + 4t2) B. (r - 2t)(r2 + 2rt + 4t2) C. (r + 2t)(r2 - 2rt + 4t2) D. (r2 - 2t)(r4 + 2r2t + 4t2)
Mathematics
Write the sample space for the given experiment.An 8-sided die is rolled. (The sides contain the numbers 1, 2, 3, 4, 5, 6, 7, and 8.)
A. {1, 8} B. {8} C. {1, 2, 3, 4, 5, 6, 7, 8} D. {64}
Mathematics
Factor the polynomial completely. If the polynomial cannot be factored, write "prime."y2 - 3y - 54
A. (y - 54)(y + 1) B. (y + 9)(y - 6) C. (y - 9)(y + 6) D. Prime
Mathematics
Find all real values of x such that f(x) = 0. ? f(x) = 12 - 2x ?
A. x = 6 B. x = 5 C. x = 7 D. x = 4 E. x = 8
Mathematics