This equals: 81- hope this helps!
25 is the answer
G00Gle auntuy is free u can ask fa her also
I took her help
thank her..xd
Side GF^2 = 144 -100
Side GF^2 = 44
Side GF = 2*sqrt(11)
Side GF = 6.6332
Perimeter = 6.6 + 10 + 12
Perimeter = 28.6
Answer is 29 units