tolong kak bentar lg deadline

Penjelasan dengan langkah-langkah:
4) Luas selimut = 2πrt
r = 220/(2 x 22/7 x 5)
r = 220/220 x 7
r = 7
Luas tutup tabung = 22/7 x 7²
= 154 cm²
5) Luas seng = 2 x 22/7 x 14 x (14 + 35)
= 88 x 49
1001 Inventions that Changed the World
1001 Inventions that Changed the World
Penjelasan dengan langkah-langkah:
4) Luas selimut = 2πrt
r = 220/(2 x 22/7 x 5)
r = 220/220 x 7
r = 7
Luas tutup tabung = 22/7 x 7²
5) Luas seng = 2 x 22/7 x 14 x (14 + 35)
= 88 x 49