Surfaces and Curves: Anything which is not straight is called a curve.
1. Simple Curve – A curve that does not cross itself. | ![]() |
2. Open Curve – Curve in which its endpoints do not meet. | ![]() |
3. Closed Curve – Curve that does not have an endpoint and is an enclosed figure. | ![]() |
A closed curve has 3 parts which are as follows:
What is a set of points extending infinitely in all directions on the same flat surface called ? | |||
Right Option : B | |||
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Identify the type of curve is given below ? | |||
Right Option : C | |||
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Flat surface in which two points are joined by using straight line is classified as :
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Right Option : B | |||
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