Answer:
it may be 115 if its a quadrilateral
3(1/3x + 8) = 11
x + 24 = 11
x = 11 - 24
x = - 13
Well, you would find the perimeter adding up all of the sides. Would you please tell us what each of the sides are, or what sides are what? :)
Step-by-step explanation:
first factorise the denominator