A radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length. Set up the formula for the area of a circle. The formula is A = π r 2 it equals the area of the circle, and r equals the radius.
Solve for the radius.
Plug the area into the formula.
Divide the area by.
Take the square root.
Answer:
3.5C = 1n
Step-by-step explanation:
For every $3.5 is 1 mile.
I do not know what other currency this could be, as I only live in the US. Therefor, i'm assuming it's US Dollars. But this does not effect the question, so moving on.
Brainliest for being like only a fortnight late...?
67.720541 multiply 19 by 3.564239
10meters=1000cm
1000-210=890
Mary has 890 centimeters of thread left on the reel.