November 2018 1 24 Report
Pada persegi panjang ABCD diketahui panjang AB = (2x + 1) cm dan BC = (x + 2) cm
a. Tulislah persamaan untuk keliling ABCD dalam x!
b. Jika kelilingnya 72 cm, tentukan nilai x!
c. Tentukan luas ABCD
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