Solve the problem.A bridge is built in the shape of a parabolic arch. The bridge arch has a span of 150 feet and a maximum height of 35 feet. Find the height of the arch at 10 feet from its center.
A. 0.2 ft
B. 6.1 ft
C. 2.5 ft
D. 34.4 ft
Answer: D
Mathematics
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Determine whether the figure is a polygon. If the figure is not a polygon, state what part of the definition fails.
Fill in the blank(s) with the appropriate word(s).
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Find the area bounded by the given curves.y = x2, y = 4
A. 
B. 
C. 
D. 
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Simplify. Assume that any variables are positive.
A. 8
B. 
C. 
D. 33p
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Indicate whether the function is one-to-one.C = {(2, -6), (6, -2), (9, 1), (-9, -1)}
A. Yes B. No
Mathematics