Diketahui:
r = 10 cm
t = 20 cm
Ditanya: berapa luas dan volume tabung?
Dijawab:
Luas Permukaan Tabung
L = [tex]2\pi r(r+t)[/tex]
L = 2 x 3,14 x 10 x (10+20)
L = 1884
Volume Tabung
V = [tex]\pi r^{2} t[/tex]
V = 3,14 x 10 x 10 x 20
V = 6280
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Diketahui:
r = 10 cm
t = 20 cm
Ditanya: berapa luas dan volume tabung?
Dijawab:
Luas Permukaan Tabung
L = [tex]2\pi r(r+t)[/tex]
L = 2 x 3,14 x 10 x (10+20)
L = 1884
Volume Tabung
V = [tex]\pi r^{2} t[/tex]
V = 3,14 x 10 x 10 x 20
V = 6280