Question Number 208466 by Tawa11 last updated on 16/Jun/24
Answered by A5T last updated on 17/Jun/24
Commented by A5T last updated on 17/Jun/24
$$\mathrm{4}{x}+\mathrm{3}{x}+\mathrm{2}{x}=\mathrm{180}\Rightarrow{x}=\mathrm{20}° \\ $$$$?=\mathrm{180}−\mathrm{3}{x}=\mathrm{180}−\mathrm{3}\left(\mathrm{20}\right)=\mathrm{120}° \\ $$
Commented by Tawa11 last updated on 17/Jun/24
$$\mathrm{Thanks}\:\mathrm{sir} \\ $$