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Proving
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Khan Academy
Congruent legs and base angles of isosceles triangles | Congruence | Geometry | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/geometry/hs-geo-congruence/hs-geo-congruence-theorems/v/congruent-legs-and-base-angles-of-isosceles-triangles Showing that congruent legs imply equal base angles and vice versa Practice this lesson yourself on ...
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