Challenging question: points: 100. I will give the brainiest 2.26 to 0.98

Find the percent change.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)