Math, asked by Akumansi, 5 months ago

Answer please and correct

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Answered by mahipatel3117

1

Answer: 9x + 11

Step-by-step explanation:

perimeter of triangle = AB + AC + BC

therefore (3x+4) + (5x-2) + (x+9)

= 3x + 5x + x +4 - 2 +9

= 9x + 11

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