[tex]\pi rs[/tex]
r = 20/2 = 10 cm
Lp =3,14 × 10 × 14
= 3,14 × 140
= 439,6 cm
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Verified answer
[tex]\pi rs[/tex]
r = 20/2 = 10 cm
JAWAB
Lp =3,14 × 10 × 14
= 3,14 × 140
= 439,6 cm