WARM UP #1:
What do we call the line that the blue arrow is
pointing to? What does point X
represent? What does point Y
represent? What do you think the numbered
colored gaps on
the left are meant to represent (hint:
they are related to A, B, and C)?

WARM UP 1 What do we call the line that the blue arrow is pointing to What does point X represent What does point Y represent What do you think the numbered col class=