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## Homework Statement

Tarzan swings across a valley on a vine. The vine is 6m in length. Tarzan has a mass of 85kg. The angle that the vine makes with the vertical in his initial position is 15 degrees. What is his speed at the bottom of the wing? What is the tension of the vine at this point?

All help is appreciated!!!!:)

## Homework Equations

f=ma

p=mvcosx

PE-mgh

KE=.5mv^3

KE+PE+W=KEf+PEf

## The Attempt at a Solution

KE=.5(85)v^2

PE=85(9.8)h