Question : Find the sum of the measures of all the interior angles of a polygon having twelve sides.
Option 1: 1800°
Option 2: 2520°
Option 3: 2880°
Option 4: 3240°
Answer (1)
21st Jan, 2024
Correct Answer: 1800°
Solution :
Given: Sides of the polygon, $n$ = 12
A polygon with $n$ sides has an interior angle sum = $(n -2)×180°$
= $(12 - 2)×180°$
= $10×180°$
= $1800°$
Hence, the correct answer is 1800°.
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