Incenter Circumcenter

Author:ganeshie8

Let Γ be the circumcircle of ΔABC and let D be the midpoint of the arc BC. Prove that the incenter I of ΔABC lies on the circle centered at D that goes through B.

New Resources

Taylor Series for 1/(1 - x)
רישום חופשי
Vectors and Components - Trig
Bessel Function
Multiplying 4-Digit by 3-Digit Numbers Using an Area Model

Discover Resources

DynamicCoordinates[] demo (snap to list)
jhfewk
Animation fliegender Teppich (GER)
Prove angle AIB + angle EJF = 180
Special Right triangles tangent in quadrant 1

Discover Topics

Statistics
Kite
Exponent
Difference and Slope
Set Theory