Matching Pairs TrinomiosOnline version TRinomios by Diana Yohanna 1 a² +8a +16 2 36 +121c² -132c 3 x² -6x +9 4 n² -8n +16 5 9a² -30a +25 6 m² -10m +25 7 x² +12x +36 (3a-5)² (11c-6)² (a+4)^2 (m-5)^2 (x+6)² (n-4)² (x-3)²