What other name can you give to the line of symmetry of
(a) an isosceles triangle
(b). a circle

(a) An isosceles triangle has only 1 line of symmetry.

Therefore, this line of symmetry is the median and also the altitude of this isosceles triangle.

(b) There are infinite lines of symmetry in a circle. Some of these are represented as follows.

It can be concluded that each line of symmetry is the diameter for this circle.

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(a) Scalene Triangle
(b) Semi-Circle
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