Question

hey friend write answer right do on paper​

Answer 1

Answer:

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Answer 2

angle AOC +COD + DOB = 180 DEGREE

according to the straight line axiom so

(x + 20 ) + (2x-20) + (60) = 180

x+20+2x-20+60 = 180

x + 2x +60=180

3x = 180 -60

3x = 120

x=120/3

x = 40

angle COD = 2X-20

= 2×40-20

= 80-20

=60