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In Geometry

The formula for the area of a circle is pi times the radius squared. The formula for the circumference of a circle is two times pi times the radius.

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is a set of point in the plane of the circle whse distance from the center are greatertan the radius

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In Geometry

Find the diameter, then multiply that by Pi (about 3.1416). The result is the circle's circumference.

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In Geometry

a back hip circle? a back hip circle is on the bars in gymnastics and is a basic skill that beginning gymnast learn you rotate all the way around the bar look it up on you tub…e if needed (MORE)

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The Antarctic Circle is the parallel of latitude at 66°30' S. It is the northern limit of where the Sun neither rises on the summer solstice nor sets on the winter solstice. …well da antarctian circle is a circle that gose round the arctic and looks in a form of a circle, look for a map that shows the exsact placeing for the arctica circle (sorry bout da speling im in a rush) (MORE)

As it turns out, these stars actually regret the roles responsible for launching their careers into unforgettable stardom. After you read our explanations, perhaps you'll unde…rstand why. (MORE)

Chris Norton

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When it comes to basic facts, what you don't know can hurt you, or at the very least surprise you.… (MORE)

As the saying goes, you can't teach an old dog new tricks. Some tricks, however, are so simple that even an old dog or new puppy can learn them. Just practice any of the follo…wing a few times a day with your dog. (MORE)

While traveling with a dog down the open road makes for good memories, doing it properly takes some thought. Help you and your dog enjoy the time you spend journeying together… by keeping these tips in mind. (MORE)

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A quarter of a circle is 2/8 of a circle. Add to that an eighth (1/8) of a circle (not eight) and this equals 3/8 of a circle. This equates to 37.5 % of a circle.

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The equation for a circle of radius r and centre (h, k) is: (x - h)² + (y - k)² = r² If the centre is the origin, the centre point is (0, 0), thus h = k… = 0, and this becomes: x² + y² = r² (MORE)

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In Eyes

The pupil is a hole surrounded by the iris which is the colored part of your eye. The pupil gets bigger and smaller because the iris expands or contracts to let more or less l…ight in so you can see better. Have you ever noticed red-eye taken in a photo with flash. Well it is actually the light from the flash bouncing off of the back of your eye, if the pupil was a solid black dot it would not show the reflection coming out (MORE)

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There are several ways; You, along with multiple other people, can sit arranged in a circle shape and eat. Or, you can sit and eat inside of a reasonably sized, circle-shaped …object (or place). And finally, you could simply draw a circle on the ground, and eat within it's circumference. You don't necessarily have to "sit" in any of these examples either. Standing is just as easy an alternative. (MORE)

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You could call them mirror opposites, identifying the same phenomenon in two polar regions.