Hemisphere Def Math
The northern or southern half of the earth as divided by the equator see equator sense 2 or the eastern or western half as divided by a meridian see meridian sense 1a 2 affected by the weather in the other hemisphere.
Hemisphere def math. Learn what is hemisphere. A sphere on the other hand is a nearly perfectly round three dimensional shape. It also refers to half of the earth such as the northern hemisphere that part of the earth north of the equator or western hemisphere the half of the earth west of a line running from the north pole through england to the south pole includes the americas sphere. A half of the celestial sphere as divided into two halves by the horizon see horizon sense 1b the celestial equator or the ecliptic.
A half of a symmetrical approximately spherical object as divided by a plane of symmetry. In geometry it is an exact half of a sphere. When a plane cuts across a sphere at its center it forms two hemispheres surface area of a hemisphere of radius r is given by 2pr 2 volume of a hemisphere of radius r is given by 2 3pr 3. Hemisphere synonyms hemisphere pronunciation hemisphere translation english dictionary definition of hemisphere.
Also find the definition and meaning for various math words from this math dictionary. Half of a spherical or roughly spherical body such as a planet specifically. Mathematics one half of a sphere.