Answer:
5cm = r
Step-by-step explanation:
The area of a circle is given by
A = pi r^2
78.5 = 3.14 r^2
Divide each side by 3.14
78.5/ 3.14 = r^2
25 = r^2
Take the square root of each side
sqrt(25) = sqrt(r^2)
5 = r
Answer:
216
according to 9*mean(24)
Step-by-step explanation:
Answer:
100 x 4 = 400 - 91 = 309
Step-by-step explanation:
45% is the answer, since u have to multiply the 3% by 15