Perhatikan gambar berikut! Jika AB = 32 cm, AD = 17 cm, dan DE = 15 cm. Hitunglah keliling dan luas jajargenjang!
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Jawaban:
luas=480
keliling=98
Penjelasan dengan langkah-langkah:
L=a×t
=32×15
=480
K=2×(a+b)
=2×(32+17)
=2×49
=98