Question

how many diagonal does an octagon have. find using formula​

Answer 1

Step-by-step explanation:

20 diagonals

∴ The octagon has 20 diagonals. . Note: The octagon is a polygon in geometry, which has 8 sides and 8 angles.

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Answer 2

Answer:

The octagon has 20 diagonals. Hence, option C is the correct answer. Note: The octagon is a polygon in geometry, which has 8 sides and 8 angles.

Step-by-step explanation:

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