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. 2129 sq ft
C. 4260 sq ft
D. 2130 sq ft
Answer: D
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Solve the right triangle for all missing sides and angles to the nearest tenth.c = 22A = 64°
A. B = 26°, a = 45.1, b = 19.8 B. B = 26°, a = 19.8, b = 9.6 C. B = 26°, a = 9.6, b = 45.1 D. B = 26°, a = 9.6, b = 19.8
Complete the square to write the function in the form f(x) = -x2 + 11x - 5
A. f(x) = - 2 +
B. f(x) = - (x + 11)2 - 247
C. f(x) = -(x - 11)2 - 5
D. f(x) = - 2 -
Identify any vertical, horizontal, or oblique asymptotes in the graph of y = f(x). State the domain of f.
A. Vertical: x = -2; oblique: y = x + 2; (-?, 2) ? (2, ?) B. Vertical: x = -2; oblique: y = x + 2; (-?, -2) ? (-2, ?) C. Vertical: x = -2; oblique: y = x - 2; (-?, -2) ? (-2, ?) D. Vertical: x = 2; oblique: y = x - 2; (-?, 2) ? (2, ?)
Solve the problem.Express the area of the following parallelogram as an algebraic expression and then simplify.
A. A = 3x9 - 2x4 B. A = 3x20 - 2x4 C. A = 3x9 - 2 D. A = 3x4 - 2x9