Jawabyahh soalnya penting banget

L ABCD = L yg diarsir + L DIJ + L AEJ + L BFG + L CGH
9.2x = 52 + ½.2x + ½.3x + ½.2x + ½.3x
18x = 52 + 2x + 3x
18x = 52 + 5x
18x - 5x = 52
13x = 52
x = 4

L ABCD = 9 . 2x = 9 . 2(4) = 9 . 8 = 72 cm²