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An equilateral triangle has six lines of symmetry. - Mathematics

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प्रश्न

An equilateral triangle has six lines of symmetry.

विकल्प

  • True

  • False

MCQ
सत्य या असत्य
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उत्तर

This statement is False.

Explanation:

Since, in an equilateral triangle, there are three lines of symmetry along the three medians of the triangle.

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अध्याय 12: Practical Geometry Symmetry and Visualising Solid Shapes - Exercise [पृष्ठ ३७२]

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एनसीईआरटी एक्झांप्लर Mathematics [English] Class 7
अध्याय 12 Practical Geometry Symmetry and Visualising Solid Shapes
Exercise | Q 67. | पृष्ठ ३७२

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संबंधित प्रश्न

Copy the figure with punched holes and find the axes of symmetry for the following:


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):


Complete the other half of the following figure such that the dotted line is the line of symmetry.


Draw the line of symmetry in the following figure.


Draw what the following shapes would look like on a `1/4` turn and half a turn.

  On `1/4` turn On half turn
a)     
b)     
c)     
d)    
  • Which of the above shapes do not look the same on the `1/4` turn?
  • Which shapes do not look the same on `1/2` a turn?

A ______ triangle has no lines of symmetry.


The number of lines of symmetry of a regular polygon is equal to the vertices of the polygon.


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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