Question

find the area of an equilateral triangle of side question 20 m

Answer 1

Area of equilateral triangle=√3/4×a^2

=√3/4×20^2

=√3/4×400

=√3×100

=173 m^2

Answer 2

Answer:

Step-by-step explanation:

Formula For AREA OF EQUILATERALL  TRIANGLE  =  3/4A^2

HERE A=SIDE=20M

NOW

{root}3/4*20^2

{ROOT}3/4*400

1.71 * 100                                         [ HERE ROOT3 = 1.71]

=171

THANKS ...