Myocarditis is a disease marked by the inflammation of the heart muscle known as the myocardium â the muscular layer of the heart wall. This muscle is responsible for contracting and relaxing to pump blood in and out of the heart and to the rest of the body. When this muscle becomes inflamed, its ability to pump blood becomes less effective.
Line Symmetry. shape has line symmetry when one half. of it is the mirror image of the other half. Symmetry exists all around us and many people see it as being a thing of beauty. Symmetry is...
An angle with a vertex at the center of a circle and whose sides are radii of the circle, forms the minor arc. line of symmetry. a line that divides a figure into two halves that are mirror images of each other. diameter. any line segment through the center that connects two points on the circle, twice radius.