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OpenStudy (anonymous):
How many units apart are the points (8, 11) and (-1, -1)?
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OpenStudy (anonymous):
15
OpenStudy (anonymous):
sqrt(8-(-1)^2+11-(-1)^2) = sqrt(9^2+12^2) = sqrt(225) = 15
OpenStudy (anonymous):
ohhh ok I see thank u !
OpenStudy (anonymous):
use distance formula
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