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LABC = 24cm^2
LABC = LABD + LBDC
AC = 10 (Pytagoras 8 dan 6)
mis. AD = x , maka DC = 10-x
48 = x.BD + (10-x)BD
48 = xBD + 10BD - xBD
10BD = 48
BD = 4,8
Kasih jawaban terbaik ya.. Terimakasih