1. An archeologist found the remains of an ancient wheel, which she then placed on a grid. If an arc of the wheel passes through A(-7,0), B(-3,4) and C(7,0), located the center of the wheel, and the standard equation of the circle defining its boundary.
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Expert's answer
2022-01-20T10:53:16-0500
The standard equation of the circle defining its boundary is
(x−a)2+(y−b)2=R2
where the point with the coordinates (a, b) is the center of the circle. Put each point in the equation. Then we get the system of equations:
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