These points show that this is not going to be a linear line. This is actually a parabola.
I find that the function rule is going to be

<em>Hope this helps!!!</em>
Answer:
Mark point E where the circle intersects segment BC
Step-by-step explanation:
Apparently, Bill is using "technology" to perform the same steps that he would use with compass and straightedge. Those steps involve finding a point equidistant from the rays BD and BC. That is generally done by finding the intersection point(s) of circles centered at D and "E", where "E" is the intersection point of the circle B with segment BC.
Bill's next step is to mark point E, so he can use it as the center of one of the circles just described.
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<em>Comment on Bill's "technology"</em>
In the technology I would use for this purpose, the next step would be "select the angle bisector tool."
Answer:
Henry will get $15.77 back.
Step-by-step explanation:
20 - 4.23 = 15.77
29kn are equal to cn 2900000
Hope it was right.