Jawaban:
B. 66 cm²
Penjelasan dengan langkah-langkah:
L ABC = LBCD - L ACD
L = (½ × 12 × 16) - (½ × 12 × 5)
= ( 6 × 16) - (6 × 5)
= 6(16 - 5)
= 6(11)
= 66 cm²
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Jawaban:
B. 66 cm²
Penjelasan dengan langkah-langkah:
L ABC = LBCD - L ACD
L = (½ × 12 × 16) - (½ × 12 × 5)
= ( 6 × 16) - (6 × 5)
= 6(16 - 5)
= 6(11)
= 66 cm²