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.
Konnice Plastic Led Light Strip - S2-180-12-B | Bnaia
180:12= Kak tolong di bantu pake cara bersusun ke bawah ya.... makasih.....[tex] \sqrt[12]{180} \: - Brainly.co.id
HCF of 144 180 and 192 | How to Find HCF of 144 180 and 192