Answer:
E. Definition of Supplementary Angles
Step-by-step explanation:
b = c/a
simply make b the subject.
the mean value is the sum of all values divided by how many values there are.
so,
(3 + -5 + 70 + -90 + -13) / 5 = -35/5 = -7
-7° F is the mean temperature of the 5 cities.
PH= 5.00
