tolonglah jawab plisss
Penjelasan dengan langkah-langkah:
3. L persegi pjg = 21 × 14
= 294 cm²
L stgh lingkaran = 22/7 × 7 × 7
= 154 cm²
L yg d arsir = 294 - 154 = 140 cm²
4. v tabung = 22/7 × 14 × 14 × 20
= 43.120 cm³
v kerucut = 1/3 × 22/7 × 14 × 14 × 15
= 22 × 7 × 14 × 5
= 10.780 cm³
v gabungan = 43.120 + 10.780 = 53.900
no 1 sm 2 ny g bs bacany sori
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