tolong bantu jawab plisss pakek cara nomor 18,19,20
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tolong bantu jawab plisss pakek cara nomor 18,19,20
1 Jawaban
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1. Jawaban kevinchristian77
18.)22/7 x 21 x 21 = 1386 cm2
19.)12 x 16 : 2 = 192 cm2 x 28 = 2.688 cm3
20.)22/7 x 14 x 14 = 616 cm2 x 32 = 19.712 cm3