Geometry 4.9a, Isosceles Triangle Theorem & its Converse

First published at 12:55 UTC on September 5th, 2018.

An explanation of the parts of an isosceles triangle, the Isosceles Triangle Theorem with a two-column proof, the Converse of the Isosceles Triangle Theorem with a two-column proof, using The Parallax method to find the distance to a star, an explan…

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CategoryEducation
SensitivityNormal - Content that is suitable for ages 16 and over
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