The equation for the area of a circle is:

. Insert 9 as your radius (r) into the equation and solve:
\pi 9^2 = 254.469
The answer would be negative 2
Answer:
5
Step-by-step explanation:
because by solving that the answer comes 5.70
Answer:
0r
Step-by-step explanation:
Since they all have r you can pretend it s not there and add it on at the end.
Now 10 - 5 is 5. 5 + 3 is 8. 8 - 8 is 0. tack the r onto the end and you get 0r.
Answer:
do you want me to answer this too
Step-by-step explanation:
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