मराठी

Given the line of symmetry, find the other hole: - Mathematics

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प्रश्न

Given the line of symmetry, find the other hole:

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उत्तर

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पाठ 14: Symmetry - Exercise 14.1 [पृष्ठ २६९]

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एनसीईआरटी Mathematics [English] Class 7
पाठ 14 Symmetry
Exercise 14.1 | Q 2.1 | पृष्ठ २६९

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Given the line of symmetry, find the other hole:


In the given figure, the mirror line (i.e., the line of symmetry) is given as a dotted line. Complete given figure performing reflection in the dotted (mirror) line. (You might perhaps place a mirror along the dotted line and look into the mirror for the image). Are you able to recall the name of the figure you complete?


In the given figure, the mirror line (i.e., the line of symmetry) is given as a dotted line. Complete given figure performing reflection in the dotted (mirror) line. (You might perhaps place a mirror along the dotted line and look into the mirror for the image). Are you able to recall the name of the figure you complete?


Copy the diagram and complete the given shape to be symmetric about the mirror line(s):


State the number of lines of symmetry for a square figure.


What letters of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about both horizontal and vertical mirrors.


Find the line of symmetry and the order of rotational symmetry of the given regular polygons and complete the following table and answer the questions given below.

Shape Equilateral
Triangle
Square
Regular
pentagon
Regular
hexagon
Regular
octagon


Number of lines of symmetry          
Order of rotational symmetry          

i) A regular polygon of 10 sides will have _________ lines of symmetry

ii) If a regular polygon has 10 lines of symmetry, then its order of rotational symmetry is ___________

iii) A regular polygon of 'n' sides has _________ lines of symmetry and the order of rotational symmetry is _________


Look at the following shapes:

b) Which are the ones that will not look the same after the `1/3` turn? Mark them with (X).


A triangle can be constructed by taking its sides as ______.


By what minimum angle does a regular hexagon rotate so as to coincide with its original position for the first time?


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