Question

If the side of an equilateral triangle is 'a' then find its area if the side becomes three times

Answer 1

The side of the triangle is given 'a'


If it becomes three times,it would be:3a


Area of the triangle would be;

√3/4 × side^2

=√3/4 × 3a × 3a

=9√3a^2/4 sq.units