CK-12 Geometry-Concepts

5.5. Altitudes http://www.ck12.org

MEDIA

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URL: http://www.ck12.org/flx/render/embeddedobject/113029

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Write a two-column proof.

1.Given: Isosceles 4 ABCwith legsABandACBD⊥DCandCE⊥BEProve:BD∼=CE

For the following triangles, will the altitudes be inside the triangle, outside the triangle, or at the leg of the triangle?

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