Question Number 198252 by hardmath last updated on 15/Oct/23
Commented by JDamian last updated on 15/Oct/23
what does / / mean?
Commented by hardmath last updated on 15/Oct/23
$$\bigtriangleup\mathrm{ABC} \\ $$
Answered by MM42 last updated on 15/Oct/23
$${c}_{\mathrm{1}} ={d}_{\mathrm{1}} \\ $$$${d}_{\mathrm{1}} +{d}_{\mathrm{2}} ={c}_{\mathrm{1}} +\mathrm{65}\Rightarrow{d}_{\mathrm{2}} =\mathrm{65} \\ $$$${x}=\mathrm{180}−\mathrm{130}=\mathrm{50}\:\checkmark \\ $$