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Popular >

circumference x^2+y^2=4

Solution

circumference

x^{2} + y^{2} = 4

Solution

C = 4 π

Solution steps

C = 2 π r

Find the radius

Radius given

x^{2} + y^{2} = 4 : r = 2

C = 2 π 2

Refine

C = 4 π

Popular Examples

circumference (x-2)^2+y^2=16 circumference

(x - 2)^{2} + y^{2} = 16

circumference x^2+y^2=49 circumference

x^{2} + y^{2} = 49

circumference x^2+y^2=20 circumference

x^{2} + y^{2} = 20

circumference (x-5)^2+(y+2)^2=16 circumference

(x - 5)^{2} + (y + 2)^{2} = 16

circumference x^2+y^2-25=0 circumference

x^{2} + y^{2} - 25 = 0

Frequently Asked Questions (FAQ)

What is the circumference x^2+y^2=4 ?
The circumference x^2+y^2=4 is C=4pi