The owner wants to make a board for his new restaurant. He purchased a steel sheet of equilateral triangle shape for the board banner. Perimeter of the sheet is 180m. Now calculate the area of white sheets which he will stick on that board. (Using Heron's formula).
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The answer is 900√3 m sq or when multiplied by √3 i.e, 1.732 you get 1558.8 m sq.
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hey mate ur answer is 90√3
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