Stacy reasons that since dilations change lengths they also change angles by the same factor. Is she correct? If not, explain why.

What are the solutions of the following system? y=-2x^2 y=x-2

What is the distance between (3,k+1) and (2k,k-1)

Jane is cooking beans and rice for dinner tonight. she has 4 cans of black beans, 6 cans of red beans, and 3 cans of garbanzo beans in her cupboard. if she grabs a can of beans without looking at the label, what is the probability of her making black beans and rice for dinner?