56,022 views
21 votes
21 votes
Determine the sum of the measure of the interior angle of the specified polygon (octagon)A/720B/900C/1080D/1440

User Shilpa Shinde
by
3.0k points

1 Answer

23 votes
23 votes

Solution:

The sum of interior angles of a polygon is calculated using the formula below


=(n-2)*180

Since the polygon is an octagon,


n=8

By substituting the values, we will have


\begin{gathered} (n-2)*180 \\ (8-2)*180 \\ =6*180 \\ =1080^0 \end{gathered}

Hence,

The final answer is


\Rightarrow1080^0

OPTION C is the right answer

User Frogatto
by
3.2k points
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