4534.16=4*3.14*r^2

Simple and best practice solution for 4534.16=4*3.14*r^2 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 4534.16=4*3.14*r^2 equation: 


Simplifying
4534.16 = 4 * 3.14r2

Multiply 4 * 3.14
4534.16 = 12.56r2

Solving
4534.16 = 12.56r2

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-12.56r2' to each side of the equation.
4534.16 + -12.56r2 = 12.56r2 + -12.56r2

Combine like terms: 12.56r2 + -12.56r2 = 0.00
4534.16 + -12.56r2 = 0.00

Add '-4534.16' to each side of the equation.
4534.16 + -4534.16 + -12.56r2 = 0.00 + -4534.16

Combine like terms: 4534.16 + -4534.16 = 0.00
0.00 + -12.56r2 = 0.00 + -4534.16
-12.56r2 = 0.00 + -4534.16

Combine like terms: 0.00 + -4534.16 = -4534.16
-12.56r2 = -4534.16

Divide each side by '-12.56'.
r2 = 361

Simplifying
r2 = 361

Take the square root of each side:
r = {-19, 19}

See similar equations:

| 4-v/5=0 | | 615.44=4*3.14*r^2 | | 35=-16t^2+48+3 | | 26=g+-3g | | -9=x+7 | | -1/5t-2=4 | | 12d+9d= | | 3n(7n-4n)=81 | | 8-2.5(x+1)=3x-4 | | 1464.9984=4*3.14*r^2 | | 100-5y=-50 | | 1.2x+3=9 | | 2(y+3)+y=19-(2y+3) | | y=2(7)x | | 5p-12+2p= | | 0.625(8x+32)+1=0.5(12x-2)+18 | | -2=4+t | | 1661.06=4*3.14*r^2 | | 50-5y=-50 | | x-0.4=-1.7 | | 1=4.5-2p+3.1p | | -18+x=54 | | 5b+7a+15-a+2b-10= | | 4(3x-1)+7-x=2x+3+9x | | X/-3=-18 | | 0=x^2+14x+24 | | 4(3x-1)+7-x=2x | | 764.1504=4*3.14*r^2 | | y=6500(2)x | | 5/12x+47=100 | | 3(y+5)=10 | | 5/8(8x+32)+1 |

Equations solver categories