2 Questions from study guid

11.AC

First you find AB and BC.

AB=4.9 BC=5.2

4.9+5.2=10.1

So AC=10.1

35. J(-4,2) F(5,-2)

Formula: (x1+x2/2,y1+y2/2)

(-4+-2/2 ,2+5/2)

-4+2/2=-3

2+5/2=4.5

So the midpoint is (-3,4.5)