Question

Find x in fig . Given down fig.

Answer 1

Since ABCD is a cyclic quadrilateral,

Its opposite angles are suplementry

=> 2x + 4 + 4x - 64 = 180

=> 6x - 60 = 180

=> 6x = 180 + 60

=> 6x = 240

=> x = 40

Answer 2

Hey,,,!!!

Answer Of Your Question:-

We know,

/_A + /_C=180°

so,
(2x+4)+(4x-64)=180

=>2x+4+4x-64=180

=>6x-60=180

=>6x=180+60

=>x=40

hope it helps