WHAT THE RADIUS FOR THIS EQUATION

Algebra
Tutor: None Selected Time limit: 1 Day

x2 + y2 = 36 WHATS THE RADIUS

Jan 29th, 2015

x2 + y2 = 36 
The standard form for a circle with center at (h,k) and radius r is: 


(x-h)^2 + (y-k)^2 = r^2 
Since x^2 + y^2 = 36 is the same as: 
(x-0)^2 + (y-0)^2 = 6^2 
this cicle has center (0,0) and radius 6

Jan 29th, 2015

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