Answer:
degrees.
Step-by-step explanation:
Line ABC is a straight line, and the angle on a straight line is always 180 degrees.
Since ABD + DBC = ABC, we know that 

Divide both sides by 9:

DBC is
degrees.
There would be enough room because if you do 60 times .375 (3 over 8) it would equal out to 22.5
C = (pi) * d
C / (pi) = d
30 / 3.14 = d
9.55 = d
Answer:
-62.5008
Step-by-step explanation:
the pattern here is dividing by -5, so just continue dividing by -5 starting on -3 and continuing 4 more times. record each number and then add them together using a calculator. you will get -62.5008
Please mark brainliest :)
I believe it is referred to as The Substitution Method.