Discover Questions

As per an axiom in Euclidean geometry, if (blank) points lie in a plane, the (blank) containing those points also lies in the same plane.? Is wild lettuce strictly medicinal, or is it also edible? Let A be the area of a circle with radius r. If dr/dt=5, find dA/dt when r=2.? What other name is often used to refer to the electron cloud model of the atom? Is it possible to protect our self from air pollution and their effects?