On a coordinate plane, Point J is plotted at (–4, 6), and Point K is plotted at (8, –3). What is the distance, in units, between points J and K?

Question

On a coordinate plane, Point J is plotted at (–4, 6), and Point K is plotted at (8, –3).   What is the distance, in units, between points J and K?

Carol H. · Accepted Answer

Use the distance formula.d = sqrt[(x2 - x1)2 + (y2 - y1)2]d = sqrt[(8 + 4)2 + (-3 - 6)2]d = sqrt[122 + (-9)2]d = sqrt[144 + 81]d = sqrt[225]d = 15

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