Solve the problem.
A tunnel is in the shape of a parabola. The maximum height is 45 m, and it is 11 m wide at the base. What is the vertical clearance 5 m from the edge of the tunnel?
A. 0.4 m
B. 2.2 m
C. 42.8 m
D. 44.6 m
Answer: D
Mathematics
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