Q10 of 19 Page 268

What other name can you give to the line of symmetry of

a) an isosceles triangle?


b) a circle?

The line of symmetry of:


a) an isosceles triangle – Median


The median divides a triangle into two equal halves.


b) a circle – Diameter


The diameter divides a circle into two equal semi-circles.


More from this chapter

All 19 →
8

What letters of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about?

a) a vertical mirror


b) a horizontal mirror


c) both horizontal and vertical mirrors.

 9

Give three examples of shapes with no line of symmetry.

 1

Which of the following figures have rotational symmetry of order more than 1?

 2

Give the order of rotational symmetry for each figure: