ho to solve question no (b)

ho to solve question no (b) 000

Dear student,

x and x+30° make supplementary angles i.e. their sum is 180. so we have;

x+x+30=1802x+30=1802x=180-302x=150x=1502=75°
Regards

  • 2
x+x+30=180
2x+30=180
2x=180-30
2x=150
x=75
 
  • 2
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