In given figure , ABC is a triangle produced meets the circumcircle of `Delta ABC` at `Q`, prove that `CP=CQ`

In the given I is the incentre of triangle ABC. AI produced meets the circumcircle of triangle ABC at point D. Given that angle ABC = 48^(@) and angle ABC = 72^(@), calculate: angle BIC

In the given I is the incentre of triangle ABC. AI produced meets the circumcircle of triangle ABC at point D. Given that angle ABC = 48^(@) and angle ABC = 72^(@), calculate: angle DCI

In the given I is the incentre of triangle ABC. AI produced meets the circumcircle of triangle ABC at point D. Given that angle ABC = 48^(@) and angle ACB = 72^(@), calculate: angle CBD

In the given I is the incentre of triangle ABC. AI produced meets the circumcircle of triangle ABC at point D. Given that angle ABC = 48^(@) and angle ACB = 72^(@), calculate: angle BCD

O is the orthocentre of Delta ABC and AD bot BC . If AD is produced it interect the circumcircle of Delta ABC at the point G. Prove that OD= DG .

Let ABC be an acute angled triangle whose orthocentre is at H. If altitude from A is produced to meet the circumcircle of triangle ABC at D , then prove H D=4RcosBcosC

Let ABC be an acute angled triangle whose orthocentre is at H. If altitude from A is produced to meet the circumcircle of triangle ABC at D, then prove HD=4R cos B cos C

Let ABC be an acute angled triangle whose orthocentre is at H. If altitude from A is produced to meet the circumcircle of triangle ABC at D , then prove H D=4RcosBcosC