Question

21. In the given figure, XD is the median of AXYZ, and
XM LYZ. Prove that:
Y
M D
Z
(1) XZ2 = XD2 + YZ.DM +
1
YZ2
4
(ii) XY2 = XD2 - YZ.DM +
-
YZ2
(ii) XY2 + XZ2 = 2XD2
1
YZ2
2​

Answer 1

Answer:

pls provide the question with figure