Question

please solve this question if you solve this question I mark you as a brainlist​

Answer 1

Step-by-step explanation:

ABCD is a parallelogram so

<A+<B=180

5x+4x=180

9x=180

X=20

<A=100

<B=80

we know that opp. angle of a parallelogram is always equal

<A=<C=100

<B=<D=80

<COD=40

<OCD=50

<OCD+<COD+<DOC=180(ASP)

50+40+<DOC=180

<DOC=90