Answer:
x = 22°
Step-by-step explanation:
A diameter of a rhombus is an angle bisector. Therefore we have the equation:
[tex]3x-11^o=x+23^o[/tex] add 11° to both sides
[tex]3x=x+44^o[/tex] subtract x from both sides
[tex]2x=44^o[/tex] divide both sides by 2
[tex]x=22^o[/tex]
