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## Homework Statement

A child runs down a 11 degree hill and then suddenly jumps upward at a 16degree angle above the horizontal and lands 1.2 m down the hill as measured along the hill

What was the child's initial speed?

## Homework Equations

Projectile motion

x = Vx*t

y = yo + Vyo*t - 1/2gt^2

## The Attempt at a Solution

tried solving for time t from the vertical motion equation y = yo+ Vyo*t - 1/2gt^2 and plug it in the

x = vx*t..but it doesnt work

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