- A4
- B8
- C12
- D16
Step-by-Step Solution
The diagonals cut the octagon into 8 slices, each a triangle with one side of the octagon. Two neighbouring slices make a four-sided shape, so the count stays 8.
Answer: B) 8
All four long diagonals of an octagon are drawn through its centre. How many triangles are there?
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