The side of an equilateral triangle is shown by l.Express its perimeter
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3×l
since equilateral triangles has all three sides equal length
l+l+l
=3l
since equilateral triangles has all three sides equal length
l+l+l
=3l
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0
Answer:
We all know an Equilateral Triangle has 3 sides.
If one side is l , then 3 sides will be 3×l, which is 3l
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