Question

In the given figure AC=BC and

Answer 1

Answer:

Because AC=BC(Given)

Therefore,angle CAB=angleCBA=30°(Angle opposite to equal sides are equal)

AngleACB=180-(angleCAB+angleCBA)

AngleACB=180-(30+30)

AngleACB=180-60

AngleACB=120°

AngleACB=AngleECD=120°

x=120°