leinad8431 leinad8431
  • 26-05-2018
  • Mathematics
contestada

What is the equation for a circle that has a center at -6,5 and passes through the point -11,3?

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tramserran
tramserran tramserran
  • 26-05-2018
(x + 6)² + (y - 5)² = r²
(-11+6)² + (3-5)² = r²
   (-5)²    +  (-2)²  = r²
    25     +    4     = r²
            29          = r²

Answer: (x + 6)² + (y - 5)² = 29
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