Question

Panjang sawah 40cm luas sawah 20cm,skala 1:200 berapa luas dan keliling

Answer 1

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Answer 2

Skala 1 : 200

panjang 40 cm

p = 40 x 200 = 8000 cm = 80 m

lebar ( tapi di tulis luas di pertanyaan ) 20 cm

l = 20 x 200 = 4000 cm = 40 m

luas = p x l = 80 x 40 = 3200 m²

keliling = 2p + 2l = 2 x 80 + 2 x 40

keliling = 160 + 80 = 240 m