29. panjang sebenarnya = 25cm * 800
= 20.000cm : 100
= 200m
lebar sebenarnya = 10cm * 800
= 8000cm : 100
= 80m
luas sebenarnya = panjang * lebar
= 200m * 80m
= 16000m² / 16km²
30. panjang gambar = 100m * 100
= 10.000m * 1:1.000
= 10.000:1.000
= 10cm
lebar gambar = 80m * 100
= 8000cm * 1:1000
= 8000cm:1000
= 8cm
luas = 10cm * 8cm
= 80cm²
tanda */bintang = kali
maaf jika salah.
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Jawaban
29. panjang sebenarnya = 25cm * 800
= 20.000cm : 100
= 200m
lebar sebenarnya = 10cm * 800
= 8000cm : 100
= 80m
luas sebenarnya = panjang * lebar
= 200m * 80m
= 16000m² / 16km²
30. panjang gambar = 100m * 100
= 10.000m * 1:1.000
= 10.000:1.000
= 10cm
lebar gambar = 80m * 100
= 8000cm * 1:1000
= 8000cm:1000
= 8cm
luas = 10cm * 8cm
= 80cm²
Note
tanda */bintang = kali
maaf jika salah.