Question

1. A traffic signal board, indicating 'SCHOOL AHEAD', is an equilateral triangle with side 'a'. Find the area of the signal board, using Heron's formula. If its perimeter is 180 cm, what will be the area of the signal board? of a flyover have been used for advertisements. The sides of Fig. 12.9). The advertisements yield an onths​

Answer 1

Answer:

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Step-by-step explanation:

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