How long is she in the air before returning to earth

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Reference no: EM13716239

Problem: A track star in the broad jump goes into the jump at 12 m/s and launches her at 20 degrees with respect to the horizontal.

Part A: How long is she in the air before returning to Earth?

I want help to find how long she is in the air before returning to Earth.

Reference no: EM13716239

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