Jawaban:
160 cm²
Penjelasan dengan langkah-langkah:
L = p•l - p2•l2
= 16•12 - 8•4 cm
= 192 - 32 cm
= 160 cm² (Luas KLMN)
L = p•l - p2•l2 + p3•l3
= 16•12 - 8•4 + 8•4 cm
= 192 - 32 + 32 cm
= 192 cm² (Luas KLMN,PQRS)
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Jawaban:
160 cm²
Penjelasan dengan langkah-langkah:
L = p•l - p2•l2
= 16•12 - 8•4 cm
= 192 - 32 cm
= 160 cm² (Luas KLMN)
L = p•l - p2•l2 + p3•l3
= 16•12 - 8•4 + 8•4 cm
= 192 - 32 + 32 cm
= 192 cm² (Luas KLMN,PQRS)