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December 20, 2014

December 20, 2014

Posted by **Senko** on Wednesday, September 26, 2012 at 4:43pm.

- Physics -
**bobpursley**, Wednesday, September 26, 2012 at 4:46pmspeed*cos23*timeinair=8.4

speed= you solve it in terms of t.

then vertical equation:

hf=hi-4.9t^2+speed*sin23*t

put what you solved for speed above into this equation, then solve for timeinair.

then solve for speed.

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