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2 x p + l
2 x (2x+2 + x+8) = 44
(4x+2x+20)= 44 -
6x = 24
x = 4 cm
panjang = (2x+2)
2.4 + 2
8 + 2
10 cm
l = (x + 8)
K = 44cm
K = 2 (p + l)
44 = 2 (2x + 2 + x + 8)
44 = 4x + 2x + 20
6 = 24
x = 4 cm
P = (2x + 2)
2(4) + 2
8 + 2 = 10 cm
44 / 2 = 22
22 = 4x + 1
4 = 20
x = 5 cm