Question

give detailed solution
question in the attachment​

Answer 1

Answer:

30°

Step-by-step explanation:

ABCD is a cyclic quadrilateral

then...opposite angles are supplementary

hence....

<B = 180° - D

<B = 180° - 120°

<B = 60°

now....

Angle in semi-circle is 90°

hence....

<ACB = 90°

in ∆ ACB

<A = 90° - <B

x = 90 ° - 60°

x = 30°

Answer 2

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ᴜ.......