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anonymous

  • 4 years ago

A square is inscribed inside a circle. The square's vertices have coordinates R(0, 4), S(6, 2), T(4, -4), and U(-2, -2). Find the equation of the circle. (x - )^2 + y2 =

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  1. anonymous
    • 4 years ago
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    Center of circle is center of square and radius is (side length)/sqrt(2)

  2. dumbcow
    • 4 years ago
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    |dw:1327304370411:dw| center = midpoint of RT diameter = length of RT center = (2,0) diameter = sqrt(4^2 + 8^2) = sqrt(80) = 4sqrt(5) --> radius = 2sqrt(5) circle: (x-2)^2 + y^2 = 20

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