In my opinion, yes, because when you learn about history, it reminds us of how much we've come to be, and of our mistakes. We should remember those mistakes, so they aren't repeated again in the future. History is important because it makes us remember where we came from.

An edge is a line segment or curve where 2 surfaces meet. A vertex or vertices point where the sides of an angle, the sides of a polygon, or the edges of a polyhedron meet.

2/3 divided By 1/3 = 2/3 * 3/1 = 6/3 =2 . So The answer is 2

2/3 divided by 1/3 = 2/3 multiplied by 3 the numerator changes into denominator and vice versa (when we change from division to multiplication) = 2/3 x 3 = 2