A firefighting crew uses a water cannon that shoots water at 28.0 m/s at a fixed…

A firefighting crew uses a water cannon that shoots water at
28.0 m/s at a fixed angle of 47.0 ∘ above the horizontal. The
firefighters want to direct the water at a blaze that is 12.0 m
above ground level. How far from the building should they position
their cannon? find D1 and D2

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