Question

0
140. A quadrilateral ABCD is inscribed in a circle.
If ZA=85 and 2B=70°. What would be the
measures of Z C and D respectively?
00 1100​

Answer 1

Answer:

angle A +angle C=180⁰(because it is a cyclic quadrilateral)

85⁰+angle C=180⁰

angle C=95⁰

Similarly,

angle B + angle D=180⁰

70⁰+angle D=180⁰

Angle D=110⁰