tlg di jwb/pakai cara jg

35
AD/AB=AE/AC=ED/CB
5/12=AE/AC=4/CB

5/12=4/CB

CB=12×4÷5
CB=9,6 (B.)

36.
CD/CA=CE/CB=DE/AB
15/20=12/CB=DE/AB

15/20=12/CB

CB=20×12÷15
CB=16

Dit BE....?
BE=CB-CE
BE=16-12=4cm
BE=4cm(B)