Center of circle is (2,3)a point on the circle is (-2,0).Find the radius of the circle.
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Step-by-step explanation:
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Answer: 5 units=radius
Step-by-step explanation:
Let O(2,3) be the center and A(-2,0) be a point on the circle.
∴ OA= radius
By Distance Formula,
OA= √(x2-x1)²+ (y2-y1)²
= √(-2-2)²+ (0-3)²
=√16+9
=√25
=±5 units
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