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Mathematics 9 Online
OpenStudy (anonymous):

HELPPPP

OpenStudy (anonymous):

OpenStudy (anonymous):

how about this @jim_thompson5910

jimthompson5910 (jim_thompson5910):

AD^2 + DC^2 = AC^2 using the pythagorean theorem

jimthompson5910 (jim_thompson5910):

So what is AD?

OpenStudy (zzr0ck3r):

make a triangle with adc then use pythgorean

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