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The center of a circle is (1, 2) and a point on the circle is (4, 2). Find the radius of the circle. Write the standard equation of the circle. Graph the circle.
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The center of a circle is (1, 2) and a point on the circle is (4, 2).

Find the radius of the circle.
Write the standard equation of the circle.
Graph the circle.

User Nikem
by
3.0k points

1 Answer

11 votes

Answer:

3

Explanation:

Radius = √(x2-x1)^2+(y2-y1)^2

=√1-4)^2+(2-2)^2

√9-0

√9

=3 units

User Tnemesis
by
3.6k points
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