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A polygon has 8 sides. What is the sum of its interior angles? use formula
s = ( n - 2 ) (180°)
A. 1260°
B. 720°
C. 1620°
D. 1080°

Correct answer will be rewarded with full points as well as the mark of the brainliest

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sqdancefan
The sum s for n=8 is
.. s = (8 -2)(180°)
.. s = 1080°

Selection D is appropriate.

_____
Put the number into the formula where the corresponding variable is, then do the arithmetic. A calculator can do the arithmetic for you, if necessary.
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phinnae003
S= (8-2) (180°)= (8-2)=6×180=1080 the answer is D.