A = π r^2
A = 9^2 <span>π
</span>A = 81<span>π
if using </span>π = 3.14 then
A = 3.14 x 81 = 254.47 ft^2
answer: 81π ft^2 or 254.47 ft^2
hope that helps
Answer:
B. -10 its a negative number
Answer:
Multiplication
Step-by-step explanation:
Answer:
x&y just cancel out for 7
x and y should both be 3
Step-by-step explanation:
its the best choice
The length is: 42 inches
The width is : 21 inches