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A traffic signal board including SCHOOL AHEAD is an equilateral triangle with side 'a'. Find the area of the signal board using heron's formula if its perimeter is 180cm. What will be the area of the signal board? |
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Answer» A traffic signal board including SCHOOL AHEAD is an equilateral triangle with side 'a'. Find the area of the signal board using heron's formula if its perimeter is 180cm. What will be the area of the signal board? |
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