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OpenStudy (anonymous):
what is the distance between A (13,7) B (-7,-8)
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OpenStudy (asadkarim7):
the formula of distance is sqrt (x2-x1)^2 +( y2-y1) therefore sqrt ( -7 -13)^2 + (-8 -7)^2 sqrt (-20)^2 + ( -15 )^2 sqrt 400+225 sqrt 625 25 distance is 25
OpenStudy (anonymous):
thank you
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