Surfaces and Curves


Basic Geometrical Ideas I - Concepts
Class - 6th IMO Subjects
 
 
Concept Explanation
 

Surfaces and Curves

Surfaces and Curves: Anything which is not straight is called a curve.

1. Simple Curve – A curve that does not cross itself.Simple Curve

2. Open Curve – Curve in which its endpoints do not meet.

Open Curve
3. Closed Curve – Curve that does not have an endpoint and is an enclosed figure.Closed Curve

A closed curve has 3 parts which are as follows:

  • Interior of the curve: It refers to the inside/inner area of the curve.
  • The exterior of the curve: It refers to the outside / outer area of the curve.
  • The boundary of the curve: It refers to the dividing line thus it divides the interior and exterior of the curve.
  • Sample Questions
    (More Questions for each concept available in Login)
    Question : 1

    Identify that the given curve is  example of _________________.

    Right Option : B
    View Explanation
    Explanation
    Question : 2

    In the given figure which point lies in boundary part of the curve.

    Right Option : D
    View Explanation
    Explanation
    Question : 3

    Identify the type of curve is given below ?

    Right Option : C
    View Explanation
    Explanation
     
    Video Link - Have a look !!!
     
    Language - English
     
     
     
     
    Related Videos
    Language - English
    Language - English
    Language - English



    Students / Parents Reviews [10]