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

3810 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

What is integration?


The line AB has equation 3x + 5y = 7 (a. Find the gradient of AB)


A particle of mass 0.25 kg is moving with velocity (3i + 7j) m s–1, when it receives the impulse (5i – 3j) N s. Find the speed of the particle immediately after the impulse.


If cos(x)= 1/3 and x is acute, then find tan(x).


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:

© 2025 by IXL Learning