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Definition of Isosceles triangle
1. Noun. A triangle with two equal sides. 
Definition of Isosceles triangle
1. Noun. (geometry) A triangle having two sides equal. ¹
¹ Source: wiktionary.com
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1. Noun. A triangle with two equal sides. 
1. Noun. (geometry) A triangle having two sides equal. ¹
¹ Source: wiktionary.com