Question

14) How much is the area of an equilateral triangle with side 'a' cm?
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Answer 1

✓3/4*a^2

hope this will be helpful

Answer 2

side =a cm

$Area \: of \: a \: equilateral \: triangle= \frac{ \sqrt{3 {a}^{2} } }{4}$

so,

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

Hope this will be helpful.