Question

Centre (0.2) and radius 2​

Answer 1

Answer:

The equation of a circle with centre (h,k) and radius r is given by,

(x−h)

2

+(y−k)

2

=r

2

Here it is given that centre (h,k)=(0,2) and radius r=2

Therefore the equation of required circle is,

(x−0)

2

+(y−2)

2

=2

2

⇒x

2

+y

2

+4−4y=4

⇒x

2

+y

2

−4y=0

Step-by-step explanation:

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Answer 2

Answer:

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