Jawaban:
keliling
= 2 × (p+l)
= 2 × (15+10)
= 50
luas
alas × tinggi
= 15 × 6
= 90
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Jawaban:
keliling
= 2 × (p+l)
= 2 × (15+10)
= 50
luas
alas × tinggi
= 15 × 6
= 90