One in every 5 children in the U.S. develops anemia at some point during childhood, according to the authors of a June 2010 article published in American Family Physician. While there are many causes of childhood anemia, some common signs and symptoms are prevalent in children affected by the condition. If your child has signs or symptoms suggestive of anemia, schedule an appointment with your doctor for testing and appropriate treatment.
Semi in Latin means half. Semicircle by itself means half circle. In Geometry, semicircle can be defined as a 2-dimensional figure that forms half of a circle is called Semicircle. It is a closed shape that is half a circle but diameter of that circle. Which means the diameter of a circle cuts the circle into two equal semicircles.
A polygon in hyperbolic geometry is a sequence of points and geodesic segments joining those points. The geodesic segments are called the sides of the polygon. A triangle in hyperbolic geometry is a polygon with three sides, a quadrilateral is a polygon with four sides, and so on, as in Euclidean geometry. Here are some triangles in hyperbolic space: From these pictures, you can see that: The sum of the angles in any hyperbolic triangle is less than 180Â°.