Question

The side of an equilateral triangle having an area of 81 root 3 cm² is

Answer 1

Answer:

hope it helps you bro good night

Answer 2

Answer:

area of an equilateral triangle is √3/4.side^2

√3/4.side^2=81√3

=> side^2=81×4

side =√(81×4)=9×2=18

so, side of the equilateral triangle is 18 cm