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l = 2x - 1
k = 2 (p + l) = 2 (5x + 1)
32 = 2 (5x + 1)
16 = 5x + 1
x = 3
lebar = 5
32 cm= 2(3x+2+2x-1)
32 cm= 2(5x+1)
16 cm= 5x+1
15 cm= 5x
x =3 cm
Lebar= 2x3-1=5 cm
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