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The Antarctic Circle is the southern boundary of all the points on Earth where
the sun can never be up above the horizon continuously for 24 hours or more.
It's a circle on the globe, with the south pole at its center, and every point on it
at about 23.5 degrees from the pole.
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What does it mean to circle a circle?
You draw a circle around a circle.
What is radius of a circle?
Its the distance from the center of the circle to the edge of the circle.
A chord of a circle that contains the center of a circle-?
The cord of a circle that contains the center of that circle is a diameter of that circle.
What of a circle connects its center to a point on the circle?
it becomes a circle inside another circle
What is a radiu s of a circle?
If you draw a line from the center of a circle to the edge of a circle, you have drawn the radius of the circle. If you draw a line from the edge of a circle through the center of the circle and on to the edge on the opposite side, you have drawn the diameter of a circle. The radius of a circle is one half the diameter of a circle.
