SOLUTION: Write the standard form of the equation of the circle with radius r = 2 and center (h, k) = (0, 0).

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Question 1109089: Write the standard form of the equation of the circle with radius r = 2 and center (h, k) = (0, 0).
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.
x%5E2 + y%5E2 = 4.

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For details, read the lessons
    - Standard equation of a circle
    - General equation of a circle
in this site.

Also,  you have this free of charge online textbook in ALGEBRA-II in this site
    ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lesson is the part of this online textbook under the topic
"Conic sections: Ellipses. Definition, major elements and properties. Solved problems".


Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.