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1. A traffic signal board, indicating …

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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?

Posted by Anurag Bhardwaj 7 months, 1 week ago

CBSE > Class 09 > Mathematics

1 answers

Anurag Bhardwaj 7 months, 1 week ago

√32 4 a², 900,3 cm²

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CBSE > Class 09 > Mathematics