Properties of an isosceles triangle.

A triangle is called isosceles if its two sides are equal. These equal sides are called sides, and the third side is called the base of the triangle.
Isosceles triangle properties:
1) In an isosceles triangle, the angles at the base are equal, and the angles at the base will always be acute, i.e. less than 90 degrees.
2) In an isosceles triangle, the median drawn to the base is both the bisector and the height of this triangle.



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