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Mathematics, 13.05.2021 21:50 kledi72

A bridge with a parabolic arch crosses a highway that is 30 m wide. The arch is 6 m high in the center and 4 m high at the edges of the highway. How wide is the arch at ground level, to the nearest meter?

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A bridge with a parabolic arch crosses a highway that is 30 m wide. The arch is 6 m high in the cent...

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