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Mario`s company makes unusually shaped imitation gemstones. One gemstone had 12 faces and 10 vertices. How many edges did the gemstone have?

A) 23 B) 22 C) 25 D) 20

1 Answer

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I'm not sure about the answer but you could try drawing it how it describes it. It may help you picture it better. Sorry I couldn't be any more help but that's what I would try
User Whyleee
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