An isosceles triangle is a triangle with two congruent sides and congruent base angles. congruent means equal. No matter which direction the triangle's apex, or peak, points, it's an isosceles triangle if two of its sides are congruent.
Uses of talc: Talc is used in a wide variety of products that we see every day. It is an important ingredient in rubber, a filler and whitener in paint, a filler and brightening agent in high-quality papers, and a primary ingredient in many types of cosmetics.
10km east of Three Springs lies Western Australia's first Talc Mine. Talc is mined by open cut method and exported for use in the paper, paint and ceramic industries. Three Springs Talc is also processed in WA for cosmetics, agriculture use and carving blocks.