SOLUTION: The formula r = 2·sqrt{5L} can be used to approximate the speed r, in miles per hour, of a car that has left a skid mark of L, in feet. How far will a car skid at 50 mph? at 70

Algebra ->  Testmodule -> SOLUTION: The formula r = 2·sqrt{5L} can be used to approximate the speed r, in miles per hour, of a car that has left a skid mark of L, in feet. How far will a car skid at 50 mph? at 70      Log On


   



Question 1176902: The formula r = 2·sqrt{5L} can be used to approximate the speed r, in miles per hour, of a car that has left a skid mark of L, in feet.
How far will a car skid at 50 mph? at 70 mph?
How far will a car skid at 60 mph? at 100 mph?

Answer by Solver92311(821) About Me  (Show Source):
You can put this solution on YOUR website!










Plug in your given values for and do the arithmetic.

John

My calculator said it, I believe it, that settles it

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