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Mathematics 23 Online
OpenStudy (anonymous):

What is the distance between (7, -7) and (2, 5) on the coordinate plane? 5 units 17 units 7 units 13 units

OpenStudy (ranga):

Distance d between two points (x1, y1) and (x2, y2) is: \[d = \sqrt{(x_2 - x_1)^2 + (y_2-y_1)^2}\]

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