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Mathematics 14 Online
NvidiaIntely (nvidiaintely):

@Kevin

NvidiaIntely (nvidiaintely):

OpenStudy (kevin):

sqrt(17^2+9^2-2*17*9cos 49) = sqrt(17^2+9^2-2*17*9*0.66) = 13

NvidiaIntely (nvidiaintely):

Thaanks! A few more :)

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