find the perimeter of an equilateral triangle having area of 900✓3 cm².
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Answer:
180 cm
Step-by-step explanation:
Area of an Equilateral Triangle =√3/4 a²
900√3 =√3/4 a²
900√3 x 4 = √3 a²
3600√3 = √3 a²
3600 √3 /√3 = a²
3600 = a²
√3600 = a
60 cm = a
Perimeter = 60 + 60 + 60 = 180 cm
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