Question

In the given figure, find whether the points A, B, C, D

are concyclic when

(i)x = 70 )x = 80

Hint: ADC = 180° -x and LABC = 70°

i) When x = 70, ZADC + ZABC 180

(i) When x # 70, ZADC + ZABC 180°.​

Answer 1

Answer:

where is the figure there is no figure at all