Provide an appropriate response.
Find the height to the nearest foot of a tree that makes a 50-foot shadow when a 2 ft. 6 in. pole is used to make a shadow of 3 feet.
A. 95 ft
B. 25 ft
C. 42 ft
D. 24 ft
Answer: C
Mathematics
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Solve the system graphically. Give x- and y-coordinates correct to the nearest hundredth.x2 + y2 = 7y = 
A. {(-2.29, -1.32), (2.29, 1.32)} B. {(-2.13, -1.57), (1.76, -1.98)} C. {(-2.13, 1.57), (1.76, 1.98)} D. {(-1.76, -1.98), (2.13, -1.57)}
Mathematics
Solve.On a map, 1 in. represents 120 miles. How much does 
in. represent?
A. 72 mi B. 62 mi C. 200 mi D. 82 mi
Mathematics
Multiply.-3x9y8 ? 9x8y
A. 6x72y8 B. -27x17y9 C. 6x17y9 D. -27x17y8
Mathematics
Find the derivative.f(x) = 
A. f'(x) = 
B. f'(x) = 
C. f'(x) = 
D. f'(x) = 
Mathematics