Question

in figure find x a)20° b)60° c)40° d) 80°​

Answer 1

Step-by-step explanation:

2x+3x+4x=180

9x=180

X=180/9

x=20

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Answer 2

→ total ange of a straight line = 180°

→ 2x+3x+4x = 108°

→ 9x = 180

→ x = 180/9 = 20

So option (a)20°