Math, asked by Jaskirat123, 1 year ago

In the given figure, O is the centre of circle angle AEC = 40 degree, then find the value of a + b + c.

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Answered by sushant2505
24
c=2×40°
c=80°
b+a=180° (cyclic quadrilateral)
a+b+c=80°+180°= 260°
Answered by 1PRAKHAR111
10
As b and a are opposite angles of cyclic quadrilateral so the a supplementary which means that a+b=180 and by degree measure theorem c=80 which means a+b+c=260
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