Find the sum of interior angles of a decagon?
Sum of interior angles of a polygon with $$n$$ sides = $$(n - 2) \times 180$$°
Number of sides in a decagon, $$n = 10$$
=> Sum of interior angles = $$(10 - 2) \times 180$$°
= $$8 \times 180 = 1440$$°
=> Ans - (D)
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