or n 1. geometry a. the midpoint of any line or figure ... but it usually refers to a more precise point or position. When someone tells you the probability of something happening, they are telling you how likely that something is. When n is even, the center consists of the identity element together with the 180° rotation of the polygon.

In geometry, a centre (or center) (from Greek κέντρον) of an object is a point in some sense in the middle of the object.According to the specific definition of center taken into consideration, an object might have no center. Home Contact About Subject Index. In math there are many key concepts and terms that are crucial for students to know and understand. Probability is the likelihood of something happening.

Center Of Dilation : Center of dilation is a referred to as a shrinkage in the original figure. Try this Adjust the number of sides of the polygon below, or drag a vertex to note the center point of the polygon. The center of an abelian group, G, is all of G.; The center of the Heisenberg group, H, is the set of matrices of the form: ()The center of a nonabelian simple group is trivial. Definition and Formula. Math Open Reference. The center of a triangle's "incircle" (the circle that fits perfectly inside triangle, just touching all sides) It is where the "angle bisectors" (lines that split each corner's angle in half) meet. The original A Maths Dictionary for Kids is an animated, interactive online math dictionary for students which explains over 630 common mathematical terms and math words in simple language with definitions, examples, activities, practice and calculators. When the scale factor is between 0 and 1, the image is shrinked. Definition of . Often it can be hard to determine what the most important math concepts and terms are, and even once you’ve identified them you still need to understand what they mean. centre synonyms, centre pronunciation, centre translation, English dictionary definition of centre. It is defined as the fixed point in a plane where all points are either expanded or contracted. Have a play with it below (drag the points A, B and C): Incenter. Definition: The point inside a regular polygon that is equidistant from each vertex. n. & v. Chiefly British Variant of center. Definition of the center of a polygon. When the scale factor is greater than 1, the image is a streched. If geometry is regarded as the study of isometry groups then a center is a fixed point of all the isometries which move the object onto itself. Centerline definition is - a real or imaginary line that is equidistant from the surface or sides of something.

Center of a Polygon. ; The center of the dihedral group, D n, is trivial when n is odd. Define centre.