Question

I don’t know how to do this. I’m so confused..

Answer 1

All that you have to do is plug the 23° into the spots that are the same as m∠8.
a)m∠1=77°
b)m∠2=23°
c)m∠3=77°
d)m∠4=23°
e)m∠5=77°
f)m∠6=23°
g)m∠7=77°

Hope this helps!