Question

4. In Fig. 9.20, D, E, F are the mid-points of BC, CA
and AB respectively. Prove that AD bisects EF.

5. In Fig. 9.21, ABC is an isosceles triangle in which
AB= AC, D, E and Fare respectively the mid-points
of sides BC, AB and CA. Show that the line segments
AD, EF bisect each other at right angles.

hey guys plzz solve these two questions.​

Answer 1

Answer:

AB" (and any subsequent words) was ignored because we limit queries to 32 words.