Draw the following triangle after a transaltion 2 units to the left

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.

Which statement best describes the polynomial

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'