kaaa tolongg di jawab dongg no 1-5

1. skala = jarak pd peta:jarak sebenarnya
= 8,5 : 17
= 1 : 2

2.
b. AD = DC = 5cm
BC = BA = 12cm

3. AC/DF = BC/EF
8/18 = 12/EF
8EF = 216
EF = 27