Question

2. In the figure, if <ADC = <CBP then
prove that [] ABCD is cyclic.​

Answer 1

Answer:

we have given that

angle ADC= angle CBP

now, angle CBP+ angle CBA= 180° .... (linear angles)

therefore angle ADC + angle CBA = 180°

therefore, quadrilateral ABCD is cyclic

Answer 2

it is easy to prove

it may be help you .