Jawabanmu

2014-05-24T09:58:41+07:00
LP = 2×L.belah ketupat+4×L.persegi panjang
LP = 2×(d1×d2÷2)+4×(p×l)
LP = 2×(14×48÷2)+4×(50×25)
LP = 672+5000
LP = 5672 cm²