Solve the problem.A new homeowner has a triangular-shaped back yard. Two of the three sides measure 65 ft and 80 ft and form an included angle of 125°. The owner wants to approximate the area of the yard, so that he can determine the amount of fertilizer and grass seed to be purchased. Find the area of the yard rounded to the nearest square foot.
A. 5200 sq ft
B. 2130 sq ft
C. 2129 sq ft
D. 4260 sq ft
Answer: B
Mathematics
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Find the number of subsets.{13, 14, 15}
A. 6 B. 7 C. 3 D. 8
Mathematics
Determine the discriminant and then use that value to determine the most efficient way of solving the quadratic equation. DO NOT SOLVE THE EQUATION.5x(5x + 12) = - 36
A. -7200; no real solution B. 0; no real solution C. 7200; quadratic formula D. 0; factoring
Mathematics
Find the one-sided limit.
A. 8 B. 0 C. 4 D. does not exist
Mathematics
Find the derivative of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. none of these
Mathematics