Sum no 3 please (k) In the figure (2) gnen D and E nud-pomts of the sides AB and AC_
If BC = 5-6 cm and B = 720, compute
(u) LADE.
(c) In the figure (3) given below, D and E are mid-points of AB. BC respectively
Calculate AC if AF = 26 cm.
DF II BC. Prove that DBEF is a parallelogram.
Prove that the four tnangles formed by juning in paus the mid-points of the
tnangle are congruent to each other.
