Answer:
sorry in advance!
1,3?
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
Answer: A=1/4 πd^2
Plug diameter into D solve for A
Step-by-step explanation:
Formula for area of a circle. Area = 1/4 pie•diameter squared
Answer:
a=2/3
Step-by-step explanation:
3(4a+1)+3a=13
12a+3+3a=13
15a+3=13
15a=10
a=2/3