Question

The side of an equilateral triangle is 6 cm. its area is​

Answer 1

Step-by-step explanation:

6×√3/2

=3√3

or

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Answer 2

Step-by-step explanation:

a=6cm

b=6cm

c=6cm

s=(a+b+c)/2

=(6+6+6)/2

=9cm

Area of the equilateral triangle = s(s-a)(s-b)(s-c) whole root over

=9(9-6)(9-6)(9-6) whole root over

=9×3×3×3 whole root over

=243 whole root over

=9 root 3 cm square