one angle of a seven-sided polygon is 84degree and each of the other six angles is Xdegree. Find the magnitude of Xdegree.
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Answer:
(2n−4)×90
∴6x+114=(2×7−4)×90
or 6x=786 or x=131
o
Answered by
0
Answer:
Sum of the interior angles of an n-sided polygon =(2n−4)×90
∴6x+114=(2×7−4)×90
or 6x=786 or x=131
o
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