Distance between 2 points

Find the distance between the points (7, -9), (-1, -9)

Correct result:

d =  8

Solution:

x0=7 y0=9  x1=1 y1=9  d=(x1x0)2+(y1y0)2=((1)7)2+((9)(9))2=8



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Pythagorean theorem is the base for the right triangle calculator.

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