Problema Solution
Find the area of an equilateral triangle whose side measures 7 units. Find the area to the nearest tenth of a square unit
Answer provided by our tutors
let
a = 7 units the length of the side
the formula for the area of equilateral triangle is A = (√3/4)*(a^2)
A = (√3/4)*(7^2)
A = 21.2 square units