Answer:
$7.50
Step-by-step explanation:
15% of 50=7.5
Answer:
your answer would be 20 because you would find what both can go into.
Answer:
i think 6
Step-by-step explanation:
hope this helps
Answer:
D 81 pi units^2
Step-by-step explanation:
The circumference of a circle is given by
C = 2 * pi *r
18 pi = 2 * pi *r
Divide each side by 2 * pi
18 pi / (2 pi) = 2 pi * r/ (2 pi)
9 = r
Now we can find the area. Area is given by
A = pi r^2
A = pi * 9^2
A = 81 pi units^2
