Jawab:
2. Lp Tabung = (3,14*10*10)+(2*22/7*10*14) = 314+880 = 1194 cm^2
Lp 1/2 Bola = 3*pi*r^2 = 3*3,14*10*10 = 314*3 = 942 / 2 = 471 cm^2
1194+471 = 1665 cm^2
aku kayaknya salah , kalau salah bilang bagian mana ya
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Jawab:
2. Lp Tabung = (3,14*10*10)+(2*22/7*10*14) = 314+880 = 1194 cm^2
Lp 1/2 Bola = 3*pi*r^2 = 3*3,14*10*10 = 314*3 = 942 / 2 = 471 cm^2
1194+471 = 1665 cm^2
aku kayaknya salah , kalau salah bilang bagian mana ya