EXTERIOR of the circle and those
With the name of the
H
N
P
A
Points in the interior of the Circle:
Points in the exterior of the Circle
Answers
Answer:
A circle is the set of all those point in a plane whose distance from a fixed point remains constant.
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The fixed point is called the centre of the circle and the constant distance is known as the radius of the circle. Full moon is the example of a circle.
Interior and Exterior of a Circle:
A Circle has an interior as well as an exterior region as shown in the below figure.
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Here the points A, B and M lie in the exterior of the circle. The points D, P and X lies in the interior of the circle. The point R, Q, N lie on the circle. The centre O of the circle always lies in the interior of the circle.
1. What is the centre of the circle?
Solution:
The point P at which we place the needle end of the compass and move the pencil around is the center of the circle.
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The centre of a circle lies in its interior.
2. What is the circumference of the circle?
Solution:
The length of the boundary of the circle is its circumference.
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In other words, it is the perimeter of the circle.