Question

The height of an equilateral triangle is √3 a units. Then, its side is______units.​

Answer 1

Answer:

Step-by-step explanation:

let s be the side of the triangle.

By Pythagoras theorem,

s² = s²/4 + 3a²

s/2 = a

s= 2a

Area = √3s²/4

= √3a²

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