Question Number 51798 by Gulay last updated on 30/Dec/18
Commented by Gulay last updated on 30/Dec/18
$$\mathrm{ENM}=\mathrm{60}\:\:\:\:\:\:\mathrm{Find}\:\:\:\:\:\:\:\:\mathrm{PEM} \\ $$
Commented by Gulay last updated on 30/Dec/18
$$\mathrm{sir}\:\mathrm{could}\:\mathrm{you}\:\mathrm{help}\:\mathrm{me}? \\ $$
Commented by tanmay.chaudhury50@gmail.com last updated on 30/Dec/18
$$\angle{PEM}=\angle{ENM}+\angle{NME} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:=\mathrm{60}^{{o}} +{x} \\ $$$${now}\:\:{if}\:\bigtriangleup{MNE}\:\:{equilateral}\:\:{then}\:\:{x}=\mathrm{60}^{{o}} \\ $$$$\angle{PEM}=\mathrm{60}^{{o}} +\mathrm{60}^{{o}} =\mathrm{120}^{{o}} \\ $$