The answer is B. 3 (10^13)
Answer:
x=18
Step-by-step explanation:
Add up all the angles and then equal them to 180
6x+3x+x=180 Simplify!
10x=180
b
x = 3.16
x * x = 10
square root both sides
x is appr. 3.16
b. $242,970.00