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Mathematics 17 Online
OpenStudy (anonymous):

What is the general form of the equation for the given circle? **WILL GIVE MEDALS!**

OpenStudy (anonymous):

OpenStudy (anonymous):

@.Gjallarhorn. please help

OpenStudy (anonymous):

circles are my weakness ;(

OpenStudy (anonymous):

its ok but thanks anyway

OpenStudy (anonymous):

@ganeshie8

OpenStudy (anonymous):

@.Sam.

OpenStudy (alekos):

start by working out the centre and the radius

OpenStudy (anonymous):

how do i do that

OpenStudy (alekos):

well if A is (4,7) and B is (7,4) the centre will have the same x-value as A and the same y-value as B

OpenStudy (alekos):

and the radius will be the distance between the centre and A

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