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Question
In the figure, find the value of x.
Solution
We observe that, the given figure is a pentagon.
Now, we know that, sum of all the exterior angles of a pentagon is 360°.
∴ 92° + 20° + 85° + x + 89° = 360°
⇒ 286° + x = 360°
⇒ x = 360° – 286°
⇒ x = 74°
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