NCERT Exemplar Solutions
Class 6 - Mathematics - Unit 9: Symmetry and Practical Geometry

True or False Questions

A right triangle can have at most one line of symmetry.

A kite has two lines of symmetry.

A parallelogram has no line of symmetry.

If an isosceles triangle has more than one line of symmetry, then it need not be an equilateral triangle.

If a rectangle has more than two lines of symmetry, then it must be a square.

With ruler and compasses, we can bisect any given line segment.

Only one perpendicular bisector can be drawn to a given line segment.

Two perpendiculars can be drawn to a given line from a point not lying on it.

With a given centre and a given radius, only one circle can be drawn.

Using only the two set-squares of the geometry box, an angle of 40° can be drawn.

Using only the two set-squares of the geometry box, an angle of 15° can be drawn.

If an isosceles triangle has more than one line of symmetry, then it must be an equilateral triangle.

A square and a rectangle have the same number of lines of symmetry.

A circle has only 16 lines of symmetry.

A 45°-45°-90° set-square and a protractor have the same number of lines of symmetry.

It is possible to draw two bisectors of a given angle.

A regular octagon has 10 lines of symmetry.

Infinitely many perpendiculars can be drawn to a given ray.

Infinitely many perpendicular bisectors can be drawn to a given ray.