Question

50. 10. How many diagonals are there in an
octagon?​

Answer 1

Step-by-step explanation:

octogan has 8 sides and

20 diagonals

an octagon has 8(8−3)/2 = 8×5/2 = 20 diagonals.

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Answer 2

Answer:

20 diagonals

an octagon has 8(8−3)/2 = 8×5/2 = 20 diagonals...

Step-by-step explanation:

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