Question

If the area of an equilateral triangle is 81 root3 cm,Find its perimeter
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explain properly ​

Answer 1

Answer:

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Step-by-step explanation:

Equilateral triangle

Solve for perimeter

P≈41.03

A Area

81

Unit Conversion:

Using the formulas

A=3

4a2

P=3a

Solving forP

P=23¾A=2·3¾·81≈41.03113