Hello from MrBillDoesMath!
Answer:
41
Discussion:
The triangle show is a right triangle so the length of the hypotenuse is
sqrt(12^2 + 12^2) =
sqrt (2 * 12^2) =
12 * sqrt(2) = => as sqrt(2) = 1.41 approx
16.97 approx
The perimeter of the triangle is
16.97 + 12 + 12 = 40.97
Given the choices, 41 is the answer
Thank you,
MrB