Question

please give me the answer its a bit tough for me​

Answer 1

Answer:

Area of equilateral triangle=√3/4xa²

=>√3/4x4x4x3

=>12√3cm²

Answer 2

Answer:

4 cm

Step-by-step explanation:

As area of an equilateral triangle = (√3/4) * a^2

4√3 = (√3 * a^2) / 4

=> 16√3 = √3 * a^2

=> 16 = a^2

=> a = 4 cm.