He pays $86.70 for the carpet. 8 time 10.2 equals 81.6.
10.2 divided by 2 equals 5.1. you will use 5.1 later.
81.6 + 5.1 = 86.7
What graph? Show me in the comments if you can.
That would be 8 subscribers and they would earn 78
Answer:
A = pi * r^2 = pi * 5^2 = 25*pi = 78.54 in²