Triangle ABC is similar to triangle A'B'C'. Calculate the length of side A'B! Then check your answer using a different method.

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Which of the following points is collinear with (-2,1) and (0,3)

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?