What is the radius of the circle whose equation is x^2 + y^2 = 8?
2 answers:
Answer:
2√2
Step-by-step explanation:
To write the equation of a circle, use the formula where the center of the circle is (h, k).
This means the equation is has . This means the radius is √8 = 2√2.
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Answer:
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Step-by-step explanation:
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-hope it helps
Answer:
c
Step-by-step explanation: just took test on edge
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Answer:
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Step-by-step explanation:
It is best to label everything. I color coded it for you to see better and understand.