1. The diameter multiplied by pie. 2. The radius multiplied by 2 multiplied by pie. 3. The area divided by pie, the square root of that answer then multiplied by 2 then multiplied by pie.
pie multiplied by twenty five = 78.53981634
approx 12.5664r
35.904pi or 112.79574...
one half multiplied by four multiplied by pie multiplied by the radius squared
Mulitply before adding. 57*29 is 1653, +82 is 1735
The diameter multiplied by (pi)2 . That's about 9.87 times the diameter.
The formula is pi multiplied by the diameter
3.14 multiplied by 21 is 65.94
circumference = pi multiplied by the diameter
Pie is something to eat.Pi is a number, approximately but not exactly 3.14, and is equal to the circumference of a circle divided by the diameter.
pie multiplied by the radius.