When I did the math in my head the fraction I got was 20/100000. 20/100000 as a decimal form is 0.0002.
The line that is a linear model from the data is line c.
-5/13
Formula: Y2-Y1/X2-X1
Angle m = 60° because if all sides are congruent then all angles are congruent. a triangle’s angles add up to 180 so each angle equals 60°