Question 468799
write the standard form equation of the circle that passes through the given point(8,0) whose center is the origin 
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Standard form of circle with center at origin:
x^2+y^2=r^2
use given point (8,0) to find r^2
8^2+0^2=r^2
r^2=64
Equation of circle: 
x^2+y^2=64