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Help 3. A 250g ball is launched by spring gun at initial speed of 10m/s, goes up a 30 ramp with coefficient of ki- netic

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3. A 250g ball is launched by spring gun at initial speed of 10m/s, goes up a 30 ramp with coefficient of ki- netic friction of 0.10 as shown, and landed 5.0m away and 5.0 m below from the ramp. What is the length of the ramp? [6.9m] -- - - - - - - 5m 5m K

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