Question Number 103393 by otchereabdullai@gmail.com last updated on 14/Jul/20

Answered by som(math1967) last updated on 14/Jul/20

x+y+r=110°  x+2x+2x=110  ★  5x=110  x=22° ans  ★ ∵2x=r=y

Commented byotchereabdullai@gmail.com last updated on 14/Jul/20

God bless you sir!

Answered by bramlex last updated on 15/Jul/20

Commented bybramlex last updated on 15/Jul/20

⇔x+r+y+70^o  =180^o   ⇔x+2x+2x = 110^o   ⇒ 5x = 110^o  ⇒x = ((110^o )/5)= 22^o  ■