Bola C
d = 12 dm
r = 1/2 x 12 = 6 dm
Lp = 4 phi r2
Lp = 4 phi x 62
Lp = 4 phi x 36 = 144 phi dm2
v = 4/3 phi r3
v = 4/3 phi x 63
v = 288 phi dm3
Baca Juga: Writing Task 1, Edit the Announcement About Regional Games, Bahasa Inggris Kelas 10 Halaman 92