Find the equation of a Circle with centre (2,9) and radius 4.

In the form (x-x1)^2+(y-y1)^2=r^2
Hence equation is: (x-2)^2+(y-9)^2=16

SD
Answered by Salman D. Maths tutor

4300 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

What is the chain rule and how is it used?


What is the equation of the tangent to the circle (x-5)^2+(y-3)^2=9 at the points of intersection of the circle with the line 2x-y-1=0


Find where the graph of y=3x^2+7x-6 crosses the x axis


Find d/dx (ln(2x^3+x+8))


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning