Question

what is the area of an equalateral triangle with side 2cm

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Answer 1

Answer:

A≈1.73cm² area of an equivalateral triangle

Answer 2

Answer:

Formula:

$area = \sqrt{3} \div 4 \times a^{2}$

$area = \sqrt{3} \div 4 \times 2 ^{2}$

≈

1.73205