Keliling = 12 + 8 + 10 = 30 cm
Gunakan rumus luas
Dengan s = ½ × Keliling = ½ × 30 = 15
Luas = 15 √7
Semoga Membantu ^_^
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Keliling = 12 + 8 + 10 = 30 cm
Gunakan rumus luas
Dengan s = ½ × Keliling = ½ × 30 = 15
Luas = 15 √7
Semoga Membantu ^_^