Please help, im so confused :((

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

What is the measure of angle tvu shown in the diagram below