Keliling trapesium = jumlah semua sisi
= atas + bawah + tinggi + miring
= 48 + (48 x 2) + 64 + 80
= 48 + 96 + 64 + 80
= 288 cm (B)
Semoga membantu
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Keliling trapesium = jumlah semua sisi
= atas + bawah + tinggi + miring
= 48 + (48 x 2) + 64 + 80
= 48 + 96 + 64 + 80
= 288 cm (B)
Semoga membantu