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forum.virtualchallengemeets.com • View topic - Question Region 2006 #68

Question Region 2006 #68

I can do anything, as long as I have my handy-dandy Calculator.

Question Region 2006 #68

Postby ENHSmath » Thu Mar 28, 2013 4:04 pm

Casey stands on the roof of a building at 100 ft above the ground. He tosses a ball of the roof with an initial velocity of 40 mph. At what angle(staightout is 0 degrees, straight up is 90 degrees) must he toss the ball if it hits the ground in exactly 3.2 seconds?

Answer 20.2 degrees
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Re: Question Region 2006 #68

Postby E=mc^2 » Thu Mar 28, 2013 6:46 pm

If you're the coach from Edinburg North, say hi to Karina for me. :D

Anyways:
[unparseable or potentially dangerous latex formula]
Convert mph to feet/second and the initial velocity to the velocity in the y component.
[unparseable or potentially dangerous latex formula]
[unparseable or potentially dangerous latex formula]
[unparseable or potentially dangerous latex formula]
Just solve and Voila! Angle = 20.2 degrees
CA: 17^2 (Invitational A)
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