Question

find the area circumference and the equation of the circle with the center (1,2) and the radius 7 units​

Answer 1

Answer:

the general equation of a circle with center at (a,b) and radius r is

(x−a)

2

+(y−b)

2

=r

2

so substituting the values we get

the equation of the circle is (x+3)

2

+(y−1)

2

=7

2

=49

Step-by-step explanation:

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