A polygon has 27 diagonals.how many sides it have
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The polygon has 9 sides.
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Answer:
it is a nanagon which have 9 sides
Step-by-step explanation:
to find diagonal side×side-3 ÷ 2
9(9 - 3) ÷2
9 × 6 ÷ 2
54 ÷ 2
27
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