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Find the radius of the circle whose center point is (-2,7) and a point on the circleis located at (5,3).

 Mar 9, 2021
 #1
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Distance formula between two points

 

d^2 = (x1-x2)^2  + ( y1-y2)^2

d^2 =  (-2-5)^2    +  ( 7-3)^2                      d^2  is r^2 in this comp.......you can finish (I hope!) cheeky

 Mar 9, 2021

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