Solve the problem.A window is in the shape of a trapezoid. The altitude of the window is 46 inches. One base measures 28 inches, and the other base measures 25 inches. What is the area of the window?
A. 32,200 square inches
B. 1219 square inches
C. 69 square inches
D. 2438 square inches
Answer: B
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Solve the problem.Find the number of units that must be produced and sold in order to yield the maximum profit, given the following equations for revenue and cost:R(x) = 50x - 0.5x2C(x) = 4x + 3.
A. 49 units B. 47 units C. 46 units D. 54 units
A certain mail order outlet uses a container in the shape shown below. Ignoring the flaps used to secure the sides together, describe and sketch the shape of the box when it is unfolded.
Factor out the greatest common factor.3x2y4 + 27x2y3
A. x2y3(3y + 9) B. 3x3y2(y + 9) C. y + 9 D. 3x2y3(y + 9)
Translate to an algebraic expression.Seventy-one less than five times a number
A. 71x - 5 B. 5x - 71 C. 71 - 5x D. 5 - 71x