Question

A cyclist coasts up a 10.3° slope, traveling 16.0 m along the road to the top of the hill. If the cyclist's initial speed is 8.30 m/s, what is the final speed? Ignore friction and air resistance.

Please show me step by step
KE lost = PE gained = mgh
1/2 m(8.3^2 - v^2) = mgh

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