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2×base + 2×altura= Perímetro
Entonces:
2×(2X + 2) + 2×(X - 3) = 36 cm
4X + 4 + 2X - 6 = 36 cm
6X - 2 = 36 cm
6X = 38 cm
X = 38/6
X= 5,66...6
Entonces:
[2×(5,66...6 + 2)] × [2×(5,66...6 - 3] =
39,111...1 cm^2