SOLUTION: Tommy and Zach are starting out at the same position. Tommy runs north at 3 miles per hour and Zach starts to run east 2 hours later at the rate of 4 miles per hour. How long until

Question 1056475: Tommy and Zach are starting out at the same position. Tommy runs north at 3 miles per hour and Zach starts to run east 2 hours later at the rate of 4 miles per hour. How long until Tommy and Zach are 8 miles apart?

Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!

                    RATE         TIME         DISTANCE
TOMMY                3           t+2           
ZACH                 4            t            
HYPOTENUSE                                       8

They move at right angle to each other.

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