If the sides of an equilateral triangle is tripled then find its new a

1.	If the sides of an equilateral triangle is tripled then find its new area
Answer» Let the initial side be a unitsArea = (√3)a²/4 sq. unitsNow, side is tripled,new side, a\' = 3aNew area =\xa0(√3)(3a)²/4 =9×[(√3)a²/4] =9×(initial area)

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