long way
12 x 11 x 10 x 9 x 8 x 7 x6 x5 x4 x3x2/ 10x9x8x7x6x5x4x3x2x
but you can shorten that by crossing out identical numbers so you get 12 x 11
12 x 11 = 132 combinations
Hey
périmètre = 2 ( x + 2 x - 5) = 2 x + 4 x - 10 = 6 x - 10
Answer:
-2120x
Step-by-step explanation:
Answer: -2
Step-by-step explanation: