 هندسة الفضاء Space engineering كــــــــلــــيــــــة : التربية قـــــــــــســـــــم : قسم الرياضيات الفصل الدراسي: الــمــســتــــوى : الفرقة الثانية كـــــود المقـرر : 09221Mat المحتوى العلمي:  The coordinates in 3D spaces: Cartesian coordinates, polar coordinates, cylindrical coordinates, relations between coordinates - vectors in 3-D spaces: the vectors in geometry-vector algebra- the null vector-equality of vectors-opposite vectorsaddition subraction, Multiplication of vectors by a number- the projection of point and line on an axis, the coordinates of points and vectors - The plane: the equation of the plane-condition of parallelism of planes-condition of perpendicularity of planes-angle between two planes- a plane passing through three points-the normal equation of a plane - the straight line in space: equations of straight lines in space- the intersection of a straight line and a plane- the direction vector-angle between a straight line and the coordinate axes-angle between the straight lines-conditions of parallelismstraight line and a plane - the equation of : the surfaces - 5the surface-the sphere- the ellipsoid- hyperboloid of one sheets- hyperboloid of two sheetsquadric conical surface-elliptic parapoloid- surfaces of revolution and perpendicularity of a