题目内容
Given in the △ABC,a,b,c are three sides of the triangle, a=3, b=10 and pe
rimeter of the triangle is multiple of 5, then the length of c is 。
（英汉小词典：side：边；perimeter：周长
；multiple：倍数）
12
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题目内容
Given in the △ABC,a,b,c are three sides of the triangle, a=3, b=10 and perimeter of the triangle is multiple of 5, then the length of c is 。
（英汉小词典：side：边；perimeter：周长；multiple：倍数）
12