https://web2.0calc.com/questions/math_59930
What is the length of the side of an equilateral triangle if the height is 7√3?
Hello Guest!
\(a^2=(\frac{a}{2})^2+(7\sqrt{3})\)
\(\frac{3a^2}{4}=(7\sqrt{3})^2\\ a^2=\dfrac{49\cdot 3\cdot 4}{3} \)
\(a=14\)
!