English

A ______ triangle has no lines of symmetry.

Advertisements
Advertisements

Question

A ______ triangle has no lines of symmetry.

Fill in the Blanks
Advertisements

Solution

A scalene triangle has no lines of symmetry.

Explanation:

We know that, in scalene triangle all angles and sides are unequal.

shaalaa.com
  Is there an error in this question or solution?
Chapter 12: Practical Geometry Symmetry and Visualising Solid Shapes - Exercise [Page 371]

APPEARS IN

NCERT Exemplar Mathematics [English] Class 7
Chapter 12 Practical Geometry Symmetry and Visualising Solid Shapes
Exercise | Q 52. | Page 371

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

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?


Copy the figure given here.

Take any one diagonal as a line of symmetry and shade a few more squares to make the figure symmetric about a diagonal. Is there more than one way to do that? Will the figure be symmetric about both the diagonals?


What other name can you give to the line of symmetry of a circle?


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


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 _________


Draw the line of symmetry in the following figure.


Draw the line of symmetry in the following figure.


Draw the lines of symmetry in the following figure.


How many lines of symmetry for the following figure


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×