A young sapling is planted perpendicular to the ground and supported by 3 cables of equal length, attached to the tree at point D. The wires
are staked to the ground at points X, Y and Z, all at an equal distance
from the base of the tree, point C.
Justify with as much detail as possible how each of the following
postulates can or cannot be used to prove AXDC 2 AYDC & AZDC:
SSS
SAS
ASA
AAS
HL
AA
.
O
.