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The equation for the circle below is x2 + y2 = 16. What is the length of the circle's radius?
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4 votes
The equation for the circle below is x2 + y2 = 16. What is the length of the circle's radius?

User Gmalette
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2 Answers

5 votes

Answer:

The answer to the question is 4.

Explanation:


User Rex Logan
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6 votes
the equation of a circle is defined by (x – h)² + (y – k)² = r² with the center being at (h, k) and with radius r. So we have  r² = 16. So the radius equals 4. Hope that helps.
User Alwin Doss
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