the area of an equilateral triangle is under root 3 cm square find the perimeter
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3
Answer:
Step-by-step explanation: √3a^2/4=3
a=√(4√3)
Perimeter = 3a=3√(4√3)
Answered by
3
Let side of the equilateral
triangle = a cm
Area of the triangle = √3 cm²
=> (√3/4)a² = √3
=> a² = √3 × (4/√3)
=> a² = 4
=> a = 2 cm
Now ,
Perimeter of the triangle (P)
= 3a
= 3×2
= 6cm
••••
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