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Maths Triangles CBSE Board 2026 Hard

D is the mid-point of side BC of △ABC. CE and BF intersect at O, a point on AD. AD is produced to G such that…

is the mid-point of side of . and intersect at , a point on . is produced to such that . Prove that :
  1. (i) is a parallelogram.
  2. (ii).
  3. (iii).
A E F O B C D G
Triangle ABC with median AD produced to G (OD = DG); cevians CE and BF meet at O, and E, F lie on AB, AC.

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