The midline would be horizontal.
The top of the line is at 12, the bottom is at 6
The midline would be at 9
The answer is b.9
Answer:

OR
7.249827584
Step-by-step explanation:
<u>First you need to use the distance formula.</u>

<u>Plug your points into the distance formula</u>





<u> Now multiply </u>
<u>by Three-fifths.</u>

Used cans inside = 19
Used cans outside = 88
107-19 = 88
<1 and <2 are complementary : given
<1+<2=90 : definition of complementary
<1 congruent <3 : given
<2 congruent <4 : given
<3 congruent <4 : transitive property