Answer:
- because they are the same shape and size as the mirror image of the other.
- because it divides the triangle into two triangles having the same area.
- (same as no. 1)
- because the angles opposite the legs
- 6 right triangles : ΔCAD, ΔBAD, ΔBEC, CF(B, ΔCGD, ΔBGD
(paki alis ng open parentheses)