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60 = 2 (5l +l)
=2 x 6l
= 12l
l =
= 5
p= 5.l
=5 (5)
= 25 cm
luas = p.l
= 25 x 5
= 125
l = l
kel = 60cm
kel = 2 (p+l)
60 = 2 (5l+l)
30 = 6l -----> l = 5cm ; p = 5l
= 5 . 5 = 25cm
L = 25 x 5 = 125 cm³
Correct me if I'm wrong :d