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Mathematics 19 Online
OpenStudy (anonymous):

HELP multiple choice. will become fan.

OpenStudy (anonymous):

OpenStudy (anonymous):

sin(45)= \[\frac{ x }{ 7.5mm }\], sin(45)*7.5mm = x, x= 5.3033, 5.3033*5.3033 = Area= 28.125mm

OpenStudy (anonymous):

5.3033 = length of side Area= 28.125 because area - l*w

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