#1 is A because the equation is pi x diameter which would be 18.84
Answer:

Step-by-step explanation:
Hi there!
Let
represent "the number".
A number added by 7 is the same as that number times four minus eleven.
A number added by 7 ⇒ 
Is the same as ⇒ 
The number times four ⇒ 
Minus eleven ⇒ 
I hope this helps!
Answer:
C. Fax list of taters assumed power
Answer: here is the answer
Step-by-step explanation: