3. An empty bag has a weight of 400g. When 6 footballs are packed into it the total weight is 3070g. What is the weight of one football?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

What multiplys to be 1 but adds up to be 4

Question 2 (essay worth 10 points) (03.02 mc) in δabc shown below, point a is at (0, 0), point b is at (x2, 0), point c is at (x1, y1), point d is at x sub 1 over 2, y sub 1 over 2, and point e is at the quantity of x sub 1 plus x sub 2 over 2, y sub 1 over 2: triangle abc is shown. point d lies on segment ac and point e lies on segment bc. a segment is drawn between points d and e. point a is at the origin. prove that segment de is parallel to segment ab.