Solve the problem. Round results to an appropriate number of significant digits.From a balloon 1028 ft high, the angle of depression to the ranger headquarters is 45.9°. How far is the headquarters from a point on the ground directly below the balloon?
A. 996 ft
B. 991 ft
C. 1001 ft
D. 986 ft
Answer: A
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The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. Use the graph to answer the question.
What temperature was recorded at 3 p.m.?
A. 78 ° F B. 75 ° F C. 77 ° F D. 79 ° F
Solve the problem.To estimate the ideal minimum weight of a woman in pounds multiply her height in inches by 4 and subtract 130. Let W = the ideal minimum weight and h = height. Express W as a linear function of h.
A. W(h) = 130h + 4 B. W(h) = 4h - 130 C. W(h) = 4 (h + 130) D. W(h) = 130
Factor, if possible.4x3 + 8x2 - 60x
A. 4x(x - 3)(x + 5) B. (4x2 + 12x)(x - 5) C. 4x(x + 3)(x - 5) D. Prime polynomial
Follow the proper order of operations to evaluate the following.3 ÷ 2(7 - 3)
A. 6 B. -5 C. 126 D. -14