Draw a semicircle on a diameter AB. Mark a point X on the semicircle. Join AX and BX. Measure the angle AXB. Mark two other points Y and Z on the semicircle. Measure $ \angle {AYB}$ and $ \angle {AZB}$. What are your conclusions?
Solution :
![](/assets/questions/media/11647-20512-1599223193.jpg)
In the above figure,
AB is the diameter and X, Y and Z are points on the semi-circle.
Angles AXB, AYB and AZB are all equal to 90° each.
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