100 Classic Hikes Utah: National Parks and Monuments / National Wilderness and Recreation Areas / St

100 Classic Hikes Utah: National Parks and Monuments / National Wilderness and Recreation Areas / St

Matematika carilah luas bangun ruang berikut


tolong jawab yg benar yaa, jangan asal" besok harus di kumpulkan
​

carilah luas bangun ruang berikut


tolong jawab yg benar yaa, jangan asal" besok harus di kumpulkan
​

Jawaban:

luas prisma = 2 × luas alas + keliling alas × tinggi

keliling alas × tinggi = luas bagian tengah

luas alas = 2×1/2(8)(7)=56 cm²

keliling alas = 8+7+10=25 cm

25 cm × 9= 225 cm²

maka luas total = 56cm²+225cm²=281 cm²

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