Solve the problem.A bridge is built in the shape of a parabolic arch. The bridge arch has a span of 160 feet and a maximum height of 40 feet. Find the height of the arch at 10 feet from its center.
A. 5 ft
B. 39.4 ft
C. 2.5 ft
D. 0.2 ft
Answer: B
Mathematics
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A. 1 + 
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- 
C. 1 + 
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D. 1 + 
+ 
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A. 
B. 
C. 
D. 
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Multiply.(3x - 1)(x + 9)
A. 3x2 + 25x - 9 B. x2 - 9x + 26 C. x2 + 26x + 25 D. 3x2 + 26x - 9
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Perform the operation.112five ÷ 4five
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