The right answer is: x + x + 2 + 9 = 29
Step-by-step explanation:
According to given statement,
Side 1: 9 units
Side 2: x units
Side 3: x+2 units
The perimeter of a triangle is given by

Putting the values we get

Hence,
The right answer is: x + x + 2 + 9 = 29
Keywords: Perimeter, triangle
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