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.
Last year, another Harvard team found talc - made from a mineral called hydrous magnesium silicate - raised the risk of ovarian cancer by 41% and urged women not to use it. No carbon emissions are released from the magnesium silicate raw material used, and overall more CO2 is absorbed than emitted during production.