Theres information missing in the question. There should be one more pair of coordinates
Divide 6 by -8 to get the variable alone!
6/-8 < division< equation
Factor out the "x" and you'll have:
Because the cos theta < 0 then theta must be an obtuse angle
so a^2 + b^2 < a^2
C
If you meant 12 1/4 inches long then your 4 feet and 1 inch long or 49 inches.
