Question Number 211118 by behi834171 last updated on 28/Aug/24
Commented by mr W last updated on 28/Aug/24
Commented by mr W last updated on 28/Aug/24
$$\Delta{ABC}\:{is}\:{equilateral}\:\Rightarrow\:{AD}={BD}+{DC} \\ $$$${but} \\ $$$${AD}={BD}+{DC}\:\nRightarrow\:\Delta{ABC}\:{is}\:{equilateral} \\ $$
Commented by behi834171 last updated on 28/Aug/24
$${thank}\:{you}\:{dear}\:{master}. \\ $$