341 cm²
• LP Limas = Luas Alas + Jumlah Luas Sisi Tegak
LP = s² + 4 × ½ × a × t
LP = 11² + 4 × ½ × 11 × 10
LP = 121 + 2 × 110
LP = 121 + 220
LP = 341 cm²
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Jawaban:
341 cm²
Penjelasan dengan langkah-langkah:
• LP Limas = Luas Alas + Jumlah Luas Sisi Tegak
LP = s² + 4 × ½ × a × t
LP = 11² + 4 × ½ × 11 × 10
LP = 121 + 2 × 110
LP = 121 + 220
LP = 341 cm²