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Geometry helppppp plssss

Quadrilateral ABCD is inscribed in this circle
B
What is the measure of /A?
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Geometry helppppp plssss Quadrilateral ABCD is inscribed in this circle B What is-example-1
User Barnyr
by
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1 Answer

5 votes

Answer:

Here,

  • x+2+3x+6 = 180 [ Sum of opposite angle of cyclic quadrilateral is Supplementary ]
  • 4x + 8 = 180
  • 4x = 180 - 8
  • x = 172/4
  • x = 43

Now,

  • Angle A = 3 * 43 + 6
  • = 129 + 6
  • = 135
User Marchelbling
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6.8k points