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Subject :IMO    Class : Class 6

Fill in the blanks.
Any drawing (straight or non-straight) done without lifting the pencil may be a P. A Q is the one that does not cross itself. A curve is said to be R, if its ends are joined. A S is a simple closed curve made up of line segments.

P Q R S
A Curve Open curve Closed Line
B Line Curve Open Line
C Curve Simple curve Closed Polygon
D Curve Closed curve Open Circle


Ans 1:

Class : Class 7

Ans 2:

Class : Class 7

Ans 3:

Class : Class 2

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