keliling = 2.p.l
=2.(4 + 3√2 + 2 + √2)
=2(6 + 4√2)cm
kalau mau dibuka kurung jadi
(12+8√2)cm
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keliling = 2.p.l
=2.(4 + 3√2 + 2 + √2)
=2(6 + 4√2)cm
kalau mau dibuka kurung jadi
(12+8√2)cm