A frog leaps off the ground at an angle of 20 degrees to the horizontal.  It's in the air for .84  seconds before landing at the same height from which it took off.   a) Given this leap, what is the initial velocity of the frog? b) How far does the frog jump?

Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter2: Motion In One Dimension
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A frog leaps off the ground at an angle of 20 degrees to the horizontal.  It's in the air for .84  seconds before landing at the same height from which it took off.  

a) Given this leap, what is the initial velocity of the frog?

b) How far does the frog jump?

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