Question

Please solve this question.​

Answer 1

Answer:

Step-by-step explanation:

Measure all four angles by using D

You will find that

∠a=∠c

and ∠b=∠d

Answer 2

measure angle a,b,c,d by same procedure

next step

angle a=angle c

angle d=angle b..........(vertically opposite angle)

angleCOB=angle AOD

angle COA=angle BOD......(Vertically opposite angle)

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