At football match in Barcelona there were 8500 fans. 3/5 of fans were supporting Barcelona. The rest were supporting real Madrid. How many of the fans were supporting Real Madrid?

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?

Which graph represents the parent function of y=(x+2)(x-2)

We just started the introduction into circles and i have no idea how to do this.