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01-09-2021
Mathematics

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if the area of an equilateral triangle is 9root3 cm square find its side

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cwrw238 cwrw238

01-09-2021

Answer:

6 cms.

Step-by-step explanation:

If the side of an equilateral triangle is 2x cm then its height is √3x and its base is 2x.

Area = 1/2 * base * height

9√3 = 1/2 * 2x * √3x

9√3 = x * √3x

9 = x^2

x = 3

So length of each side = 2*3 = 6.

x = 9

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