I am a geometric shape with interior angles that add up to 1,080 degrees. How many sides do I have?
8
The sum of interior angles is given by the formula (n - 2) * 180 = 1080. Dividing by 180 gives n - 2 = 6, so n = 8 (an octagon).
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Medium. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
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