Solve the problem.A 15-foot ladder is leaning against a house with the base of the ladder 5 feet from the house. How high up the house does the ladder reach? Round to the nearest tenth foot.
A. 14.3 ft
B. 10 ft
C. 15.8 ft
D. 14.1 ft
Answer: D
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Solve the problem.A building needs a ramp to make it handicap accessible. By law, the ramp must run 10 inches horizontally for every 1 inch of rise. If the surface of the ramp is 52 inches long how far above the ground is the inclined end of the ramp? Round to the nearest tenth of an inch.
A. 4.7 in. B. 4.1 in. C. 17.3 in. D. 5.2 in.
Evaluate the expression for the given value or values.- 
for x = -250, y = 0
A. -250 B. 250 C. 0 D. undefined
Find the area of the shaded region.
?
, 
?
A. 3,741 ft2
B. 130 ft2
C. 3,749 ft2
D. 3,725 ft2
E. 260 ft2
Find functions f and g so that f ? g = H.H(x) = 
A. f(x) = 
- 9; g(x) = 
B. f(x) = x2 - 8; g(x) = 
C. f(x) = 
, g(x) = x2 - 8
D. f(x) = 
; g(x) = 
- 9