Question

4. Fie unghiurile AOB si COD opuse la varf. Aflati masuril unghiurilor stiind ca AOC=5*AOB ​

Answer 1

am facut dor figura........

Answer 2

$\it Not\breve am\ \wide{AOB}=x \Rightarrow \widehat{AOC}=5x\\ \\ \widehat{BOC}\ -\ unghi\ \ alungit \Rightarrow x+5x=180^o \Rightarrow 6x=180^o \Rightarrow x=30^o\\ \\ Prin\ urmare, avem:\\ \\ \widehat{COD}=\widehat{AOB}=30^o\\ \\ \widehat{BOD}=\widehat{AOC}=150^o$