In ΔABC, E and F are mid-points of the sides AB and AC, respectively. G and H are mid-points of the sides AE and AF respectively of the ΔAEF. If GH = 1.8 cm, find BC.

In ΔABC, E and F are mid-points of the sides AB and AC, respectively.

1.	In ΔABC, E and F are mid-points of the sides AB and AC, respectively. G and H are mid-points of the sides AE and AF respectively of the ΔAEF. If GH = 1.8 cm, find BC.
Answer» In $Δ A B C$ , E and F are mid-points of the sides AB and AC, respectively. G and H are mid-points of the sides AE and AF respectively of the $Δ A E F$ . If GH = 1.8 cm, find BC.