Kunci Jawaban Pilihan Ganda 1. B 2. A 3. C 4. D 5. A Essay 1. Keliling Luas k = 4 x s L = s x s = 4x 12 = 12 x 12 = 48 cm = 144 cm 2. Keliling Luas K = 2x (p+l) L = pxl = 2x ( 6+12) = 6x12 = 40 cm = 72 cm