When you factor the equation...
r^2-4r-77
r^2+7r-11r-77
r(r+7)-11(r+7)
(r-11)(r+7) so each parenthetical term is a dimension.
Note that r>11 though for any possible real solution.
Answer:
180 degree angle is called straight angle
Answer: B & C
Step-by-step explanation:
Answer:
$1200
Step-by-step explanation:
12,000*(-90%)
12,000*(.1)=1200
