Question

15.
Area of an equilateral triangle of each side a' units is​

Answer 1

Answer:

• AREA OF AN EQUILATERAL TRIANGLE =

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

Answer 2

Heya

Good morning

Here is your answer

Let each be of a cm

By heron's formula

Area=√3a/2(3a/2-a)(3a/2-a)(3a/2-a)

=√3a/2*a/2*a/2*a/2

=√3a^4/16

=√3 a^2/4

Hope it helps u