A= πr^2
r=9
A= π(9)^2
A= 9x9=81
A=81π
In case that you have to use π
Multiply π(3.14)
3.14 times 81=254.34
Heyyyyy, lets gather the required information....
Summer = 20 movies Fall = 5 , our equation would be:
F = S/4*1
Step-by-step explanation:





Note: I used the identity

for the last step.
PS. I love proving trigonometric identities!
Answer:
48 minutes = 8km
Step-by-step explanation:
5/30= 6
6*8km= 48 mins
Answer:
11/12
Step-by-step explanation:
Multiply 1/4 times 3/3 and 2/3 times 4/4. That gives you 3/12 + 8/12. Add that together and you get 11/12