SOLUTION: how to find the distance between the points using the distance formula? 1) (-4,-20) , (-10, 15) 2) (40,32) , (36,20) please explain how and why...thanks :)

Algebra ->  Formulas -> SOLUTION: how to find the distance between the points using the distance formula? 1) (-4,-20) , (-10, 15) 2) (40,32) , (36,20) please explain how and why...thanks :)      Log On


   

Question 473071: how to find the distance between the points using the distance formula?
1) (-4,-20) , (-10, 15)
2) (40,32) , (36,20)
please explain how and why...thanks :)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Note: D = sqrt+%28%28x%5B1%5D-x%5B2%5D%29%5E2%2B%28y%5B1%5D-y%5B2%5D%29%5E2%29%29

1) (-4,-20), 

   (-10,15)    D =sqrt%28+%286%29%5E2+%2B+%28-35%29%5E2%29+=+sqrt%281261%29



2) (40,32), 

   (36,20)       D =sqrt%28+%284%29%5E2+%2B+%2812%29%5E2%29+=+sqrt%28160%29