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Question
Find the distance between the following pairs of points:
(–3, 6) and (2, –6)
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Solution
(–3, 6) and (2, –6)
x1 = –3, y1 = 6, x2 = 2, y2 = –6
AB = `sqrt((x_2-x_1)^2+(y_2-y_1)^2)`
= `sqrt((2 + 3)^2 + (-6 -6)^2)`
= `sqrt((5)^2 + (-12)^2)`
= `sqrt(25 + 144)`
= `sqrt(169)`
= 13
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