the perimeter of a triangle is 12cm then, what is its area in root form
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Answer: =4√3cm^2
Step-by-step explanation:
3a=12
a=4 cm...
now ...As we know that the area of Equilateral triangle
=√3a^2/4
=√3*4^2/4
=16√3/4
=4√3cm^2 Answer
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