1.

The height of equilateral triangle is 6 cm then what is the measures of its side​

Answer»

\sf\huge\underline{Answer:}

Given, HEIGHT of equilateral TRIANGLE = 6 cm

side of the equilateral triangle be 'a'

h = \frac{ \sqrt{3} }{2} a

6 = \frac{ \sqrt{3} }{2} a

a = \frac{12}{ \sqrt{3} } = \frac{3 \times 4}{ \sqrt{3} }

a = 4 \sqrt{3} \: cm

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