In an equilateral triangle , prove that three times the square of one side is equal to four time the square of one of its altitudes. In an equilateral triangle prove that three times the square of one side is equal to four time the square of one of its altitudes. October 5, 2020 Category: Chapter 6 - Triangles , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related