b). Volume bola
Jawaban :
- Luas permukaan
r = 1/2 s
Lp = 4 phi r2
Lp = 4 phi x (1/2 s)2
Lp = 4 phi x 1/4 s2
Lp = phi s2 cm2
- Volume
v = 4/3 phi r3
b). Volume bola
Jawaban :
- Luas permukaan
r = 1/2 s
Lp = 4 phi r2
Lp = 4 phi x (1/2 s)2
Lp = 4 phi x 1/4 s2
Lp = phi s2 cm2
- Volume
v = 4/3 phi r3
Editor: Annisa Fadilla