Luas persegi panjang
panjang x lebar
20 cm x 5 cm
100 cm²
Penjelasan dengan langkah-langkah:
Cari luas yg didalam
L = ((20÷2) × (10÷2)) × 2
L = (10 × 5) × 2
L = 50 × 2
L = 100 cm²
Luas persegi
L = 20 × 10
L = 200 cm²
Luas diarsir
L = 200 - 100
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Luas persegi panjang
panjang x lebar
20 cm x 5 cm
100 cm²
Penjelasan dengan langkah-langkah:
Cari luas yg didalam
L = ((20÷2) × (10÷2)) × 2
L = (10 × 5) × 2
L = 50 × 2
L = 100 cm²
Luas persegi
L = 20 × 10
L = 200 cm²
Luas diarsir
L = 200 - 100
L = 100 cm²