Inscribed Angles That Intercept the Same Arc

​
∠CAD
≈
50.10°
∠CBD
≈
50.10°
∠ACB
≈
47.98°
∠ADB
≈
47.98°
If two inscribed angles intercept the same arc, then the angles are equal.
Drag the orange points to change the figure.

External Links

Inscribed Angle (Wolfram MathWorld)

Permanent Citation

Jay Warendorff
​
​"Inscribed Angles That Intercept the Same Arc"​
​http://demonstrations.wolfram.com/InscribedAnglesThatInterceptTheSameArc/​
​Wolfram Demonstrations Project​
​Published: March 7, 2011