Question

Circles help please

Answer 1

@ganeshie8

Answer 2

Hai there ^~^

Answer 3

the equation is correct !!

Answer 4

YAY

Answer 5

i bet you must be feeling circles are not as difficult as ellipses/hyperbolas :P

Answer 6

those are next ._. I havent had to deal with them yet

Answer 7

To write the equation of circle, you need two things :
1) center
2) radius

Answer 8

we dont have the radius

Answer 9

yup ! we need to find the radius by using the given info

Answer 10

^^thats the circle, and its center..

what do u know about the circle ?

Answer 11

well

Answer 12

center is -6 and -4

Answer 13

every point on the circle is at same distance from center, right ?

Answer 14

also so the equation we have at the moment is. (x+6)^2+(y+4)^2=r^2

Answer 15

Yes I believe so

Answer 16

Yup ! just find the r and plugin :)

Answer 17

How do you do that though >.<

Answer 18

is (-2,-1) what do you do with it