Question

Find the area of the equilateral triangle whose one side is 7 cm.

Please fast!!

Answer 1

Hey dear here is your answer!!!!!!

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⭕Area of equilateral triangle


$a = \sqrt{3} {s}^{2} \div 4$
On substituting value of S= 7cm

We'll get ;

⭐Area = √3* 49/4
⭐ Area = 21cm^2 (approx.)

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⭕ Hope it helps u dear...⭐⭐⭕

Answer 2

Heya ❗
here's your answer ❗
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Area of the equilateral ∆
= side²√3/4 = 49√3/4

= 49 × 1.732/4

= 84.868/4 cm²

= 21.217 cm²

= 21.22 cm² (to 2dp)
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glad help you
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@vaibhavhoax