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Can a triangle be formed from side lengths 7 m, 10 m, and 20 m?
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Can a triangle be formed from side lengths 7 m, 10 m, and 20 m?

User Athina
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no because if you add 7 and 10 that is less than 20 so it can not form a triangle
User Samer Abu Gahgah
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Yes; 5 + 7 > 10, 5 + 10 > 7, and 7 + 10 > 5 
User Cessor
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