I count the total edges in a shape with eight sides, but if you remove one corner, the count drops by two. What number do I represent?

Category: Math · Difficulty: hard

Hint: Think about how edges change when corners are removed in polygons.

Answer

Sixteen is the correct count

Explanation

An octagon has eight edges, but here the riddle implies counting both edges and corners in a way that removing one corner reduces two edges, doubling the edges gives 16.

This is a hard math riddle — a tricky one that takes a little thought. The answer is Sixteen is the correct count.

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