# Projection (velocity, distance and duration) Calculator

## Calculates the initial velocity, travel distance and flight duration of the projection from the initial angel and maximum height.

Initial angle θ
 degree, 0＜θ≦90
Maximum height h
 m ft
[ Gravity g
 m/s2 ]

Initial velocity v
=
Flight duration t
 sec
Travel distance l
 $\normal Projection\\(1)\ v={\large\frac{\sqrt{2gh}}{sin\theta}}\\(2)\ l=tvcos{\theta}\\(3)\ t={\large\frac{2\sqrt{2gh}}{g}}\\$

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