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6. What is the equation of a circle with center (7, 2) and radius 2?O(x + 7)2 + (y + 2)2 = 4(x - 7)2 + (y – 2)2 = 4(x - 7)2 + (y - 2)2 = = 2(x + 7)2 + (y + 2)2 = 2

6 What is the equation of a circle with center 7 2 and radius 2Ox 72 y 22 4x 72 y 22 4x 72 y 22 2x 72 y 22 2 class=

Respuesta :

The standard equation of a circle is given by:

[tex](x-h)^2+(y-k)^2=r^2[/tex]

Where (h,k) is the coordinates of center of the circle and r is the radius, so:

[tex]\begin{gathered} V(h,k)=(7,2) \\ r=2 \\ (x-7)+(y-2)=2^2 \\ (x-7)+(y-2)=4 \end{gathered}[/tex]

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