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# Circle watch

1. A circle passes through the points (0,2) and (0,8) and its centre lies on X=4
Find the equation of the circle.

Need help pls
2. (Original post by Aksa09)
A circle passes through the points (0,2) and (0,8) and its centre lies on X=4
Find the equation of the circle.

Need help pls
Equation of circle centre :

You're given and you have two points to form two simultaneous equation in and
3. (Original post by Zacken)
Equation of circle centre :

You're given and you have two points to form two simultaneous equation in and
aww 2 mins too late
4. (Original post by Zacken)
Equation of circle centre :

You're given and you have two points to form two simultaneous equation in and
How do I form the two equations?
5. (Original post by Aksa09)
How do I form the two equations?
Plug in the points for . So for example: gets you: .
6. (Original post by Aksa09)
How do I form the two equations?
Sending a full solution to your inbox 1 sec
7. (Original post by TheRealDuck)
Sending a full solution to your inbox 1 sec
8. (Original post by Zacken)
Plug in the points for . So for example: gets you: .

Right got it, thank you!
9. (Original post by KaylaB)
You may be new and may not know me.

ManLikeDuck
ZackenLovesDuck
DuckDucks
StopBanningDuck
Duckphysicsmaths

All of which accounts are currently banned. So, if I were you I'd take my ugly face out the Maths forum before I make it uglier

b i t c h
10. Alternatively, you could find an equation of the perpendicular bisector of the chord between the 2 points given and use the fact that the centre is at x=4 to find the equation of the circle.
11. (Original post by TheRealDuck)
You may be new and may not know me.

ManLikeDuck
ZackenLovesDuck
DuckDucks
StopBanningDuck
Duckphysicsmaths

All of which accounts are currently banned. So, if I were you I'd take my ugly face out the Maths forum before I make it uglier

b i t c h
You are correct that I do not know you, it must be really hard for you to keep one stable account. So you'll probably being ducking () off soon anyway.
Have a quackers day
12. (Original post by KaylaB)
You are correct that I do not know you, it must be really hard for you to keep one stable account. So you'll probably being ducking () off soon anyway.
Have a quackers day

I've had enough of this site, I quit.
13. (Original post by TheRealDuck)

I've had enough of this site, I quit.
that's why when i tag Zacken i get a duck as part of his username as an option aswell xD
14. (Original post by TheRealDuck)

I've had enough of this site, I quit.
Whoops there goes another account
15. (Original post by KaylaB)
You are correct that I do not know you, it must be really hard for you to keep one stable account. So you'll probably being ducking () off soon anyway.
Have a quackers day
16. (Original post by thefatone)
that's why when i tag Zacken i get a duck as part of his username as an option aswell xD
LOL

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