Geometry

How do you find the altitudes of an isosceles triangle? Thanks!

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  1. The altitude to the base of an isosceles triangle bisects the vertex angle.

    The altitude to the base of an isosceles triangle bisects the base.

    L - is the length of a leg
    B - is the base
    A - is the altitude

    A = square root [ L ^ 2 - ( B / 2 ) ^ 2 ]

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    posted by Bosnian

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