30 points - which do i graph first?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.