Answer:
what I dont even know whT your talking about. could you please explain your question a bit more?? then maybe I could help you out
Circumference of a circle = 2πr
So,

C. 452.16
use formula pir^2
12^2 = 144
144 x 3.14 = 452.16
I used pi as 3.14
The monthly rate is $45 for this cellphone plan.
Step-by-step explanation:
Given,
Amount charged for cell phone = $60
Amount paid by Regina for 24 month plan = $1140
Number of months = 24
Let,
m be the monthly rate for cellphone plan
Number of months * Monthly rate + cellphone charges = Amount paid

Dividing both sides by 24

The monthly rate is $45 for this cellphone plan.
Keywords: subtraction, division
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