09-02-2015
Mathematics

contestada

Find the Circumference of the circle: (x+3)^2 + (y-5)^2=81

Respuesta :

konrad509 konrad509

09-02-2015

[tex]C=2\pi r\\\\ (x+3)^2 + (y-5)^2=81 \Rightarrow r=\sqrt{81}=9\\ C=2\pi \cdot9\\ \boxed{C=18\pi}[/tex]

Answer Link

Otras preguntas

if the atmosphere is like a greenhouse,what parts of it function as the "glass"?

________ is the process that takes place when DNA makes a copy of itself. (11 letters)

In what ways did a bureaucracy help the king

a newborn baby's heart beats about 7 times every 3 seconds. at this rate how many times does a baby's heart beat in go seconds

solve each equation. check your solution. -1/2x-7=-11

What is the lowest number 588 can be multiplied by so that the result is a squared number?

What's is the answer of -1.1k=-1.21 ps doing equations

which is greater 60% or 5/8?

What is the reciprocal of the smallest odd prime number

What is the judicial branch?

good job