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12. The uieuu13. The area of an equilateral triangle is 36/3 cm2. Find the perimeter of the triangle. |
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Answer» Area of equilateral triangle of side a = a²√3/4a²√3/4= 36√3a² = 36*4a= 12perimeter of equilateral triangle = 3a = 3*12 = 36 cm. |
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