1.

A cyclic polygon has n sides such that each of its interior angle measures `144^(@)`. What is the measures of the angle subtended by each of its side at the geometrical center of the polygon.A. `144^(@)`B. `30^(@)`C. `36^(@)`D. `54^(@)`

Answer» Correct Answer - C
Find the number of sides of the polygon, anlge subtended at the center `=360^(@)/n`.


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