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 Two cars start from the same place driving at the same rate, one heading north and the other heading east. After two hours the car heading north has traveled 150 miles and the car heading east has traveled 100 miles. How far apart are the cars at this time?

A)111.8 miles

B)180.3 miles

C)250 miles

D)350 miles

E)500 miles

 Nov 29, 2018

Best Answer 

 #2
avatar+101086 
+1

The distances that the cars have traveled  can be thought of as legs of a right triangle

The distance between the cars is the hypotenuse

 

So....by the Pythagorean Theorem, we have

 

Distance = sqrt ( 150^2 + 100^2 )  =  180.3  miles

 

 

cool cool cool

 Nov 30, 2018
 #1
avatar+5172 
0

use Pythagorean formula

 Nov 29, 2018
 #2
avatar+101086 
+1
Best Answer

The distances that the cars have traveled  can be thought of as legs of a right triangle

The distance between the cars is the hypotenuse

 

So....by the Pythagorean Theorem, we have

 

Distance = sqrt ( 150^2 + 100^2 )  =  180.3  miles

 

 

cool cool cool

CPhill Nov 30, 2018

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