Question

In fig O is the centre find x

Class 9​

Answer 1

Answer:

opposite sides are equal 40°

Step-by-step explanation:

therefore ,angle b is equal to angle d

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Answer 2

Answer:

x=35

Step-by-step explanation:

Since the figure is formed in a circle so both the shown triangles are isosceles ( two sides are same so two corresponding angles will be same )

So

Angle(ODC) = Angle(OCD) = x

Sum of all angle in a triangle is 180

x+x+110 = 180

2x=70

x=35