what is the formula of perimeter of isosceles triangle?
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tow sides are equal of isosceles triangle ∴a=b
perimeter of a isosceles triangle =a+b+c
=a+b+c=2a+c
a,b and c are the sides of triangle
perimeter of a isosceles triangle =a+b+c
=a+b+c=2a+c
a,b and c are the sides of triangle
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