Marta's line of fit __ a line of best fit because her line __
2 answers:
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Answer:
In order to find equation:
<u>Find slope</u>:
Then find equation using:
y - y1 = m(x -x1) where (x1, y1) are points, m is slope
The 2 angles are complemantary or form right angles so 
so
. Plugging that into BDC we get 11
Just divide the number of parts made by the number of hours to get parts per hour. 15 minutes is 1/4 of an hour, so we divide 360 by 0.25 hours:
