How do you write the standard from of the equation of the circle given center (-2,8) and radius 12?
The standard form of the equation of a circle is.
where (a ,b) are the coordinates of the centre and r, the radius.
here a = -2 , b = 8 and r = 12
#rArr(x+2)^2+(y-8)^2=144" is equation of circle"#