SOLUTION: Write the equation of a circle with center at (0, 0) and a diameter of 20

Question 837797: Write the equation of a circle with center at (0, 0) and a diameter of 20
Found 2 solutions by richard1234, laupama.asiata:
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Radius = 10

Eq. of circle: x^2 + y^2 = 10^2
Answer by laupama.asiata(1) (Show Source): You can put this solution on YOUR website!
my answer is 2*2
4 liear system
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