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Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/geometry/hs-geo-similarity/xff63fac4:hs-geo-proving-relationships-using-similarity/v/exploring-medial-triangles

The three midsegments (segments joining the midpoints of the sides) of a triangle form a medial triangle. Find out the properties of the midsegments, the medial triangle and the other 3 triangles formed in this way.

View more lessons or practice this subject at https://www.khanacademy.org/math/geometry/hs-geo-similarity/hs-geo-proving-relationships-using-similarity .

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