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Find the area of the equilateral triangle ​
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Find the area of the equilateral triangle ​

Find the area of the equilateral triangle ​-example-1
User Joe Czucha
by
3.2k points

1 Answer

10 votes

Answer:

3.90 sq cm

Explanation:


A_(equilateral\: \triangle) = ( √(3) )/(4) * {(side)}^(2) \\ \\ = ( √(3) )/(4) * {(3)}^(2) \\ \\ = (9 √(3) )/(4) \\ \\ = 3.89711432 \: {cm}^(2) \\ \\ \approx \: 3.90 \: {cm}^(2)

User Anthney
by
4.2k points
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