What is the line of symmetry of a semi-circle? Does it have rotational symmetry?

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Solution

A semicircle (half of a circle) has only one line of symmetry .
In the figure, there is one line of symmetry. The figure is symmetric along the perpendicular bisector l of the diameter XY.

A semi-circle does not have any rotational symmetry.

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Similar questions

___ triangle is a figure that has a line of symmetry but does not have rotational symmetry.

Q. Find the order of rotational symmetry of a semi circle.

Q. Give an example of a figure that has a line of symmetry but does not have rotational symmetry.

(a) After rotating through an angle of 120 degrees through its centre of symmetry the figure looks exactly the same as its original. At what other angles will it happen for the figure? Describe with an example.

(b) What is the order of rotational symmetry?

(c) What is the order of rotational symmetry of a semi-circle?
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Identify a quadrilateral with a rotational symmetry of order more than 1 but does not have a line symmetry.

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What is the line of symmetry of a semi-circle? Does it have rotational symmetry?

A semicircle (half of a circle) has only one line of symmetry .In the figure, there is one line of symmetry. The figure is symmetric along the perpendicular bisector l of the diameter XY.A semi-circle does not have any rotational symmetry.

A semicircle (half of a circle) has only one line of symmetry .
In the figure, there is one line of symmetry. The figure is symmetric along the perpendicular bisector l of the diameter XY.

A semi-circle does not have any rotational symmetry.