Answer:
A = 81π cm²
Step-by-step explanation:
The formula for area of a circle is A = πr², where r is the radius. The radius is half the diameter, so our radius for this problem is
18/2 = 9. So the area is..
A = π(9²) = π(81)
blue is sus
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3/20
The drawing will help
Idk down there or 0.166666667 I tried Ive seen these but not very sure
1/2/3 is like 1 divided by 2 divided by 3.
So 1/2 is 0.5
0.5 divided by 3 is 0.166666667 keep going on.
