Consider square PORS in the Cartesian plane below.
Vertex P is located on the y-axis.
Diagonals PR and QS intersect at E.
Q(36,56)
R(54,20)
What are the coordinates of point E?

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start

Corresponding angles are a. always b. sometimes c. never congruent