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= 24²
= 576 cm²
9. Luas 1 = s²
= 30²
= 900 cm²
Luas 2 = 1/3 x s²
= 1/3 x 21²
= 1/3 x 441
= 147 cm²
Luas seluruhnya = L1 + L2
= 900 + 147
= 1047 cm²
10. Luas seluruh = s²
= 23²
= 529 cm²
Luas rumah utama = 529 - 48
= 481 cm²
= 24 x 24
= 576 cm²
9. Luas 1 = s x s
= 30 x 30
= 900 cm²
Luas 2 = 1/3 x s x s
= 1/3 x 21 x 21
= 1/3 x 441
= 147 cm²
Luas seluruhnya = 900 + 147
= 1.047 cm²
10) Luas seluruh = s x s
= 23 x 23
= 529 cm²
Luas rumah utama = 529 - 48
= 481 cm²
semoga membantu ya :)