Nicoletorres1409 Nicoletorres1409
  • 06-03-2019
  • Mathematics
contestada

Which equation represents the general from a circle with the center at (-2,-3) and a diameter of 8 units ?

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MrsStrong
MrsStrong MrsStrong
  • 06-03-2019

Answer:

[tex](x+2)^2 + (y+3)^2 = 16[/tex]

Step-by-step explanation:

To write the equation of a circle, use the formula [tex](x-h)^2+(y-k)^2 = r^2[/tex] where the center of the circle is (h, k).

This means the equation is [tex](x--2)^2 + (y--3)^2 = r^2\\\\(x+2)^2+(y+3)^ = r^2[/tex].

Since the diameter is 8, the radius will be 4.

The equation is [tex](x+2)^2 + (y+3)^2 = 16[/tex].

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