<anzahl>25</anzahl>
<vok>Acute Triangle </vok>
<ant>All angles in the triangle are less than 90 degrees.</ant>
<vok>Obtuse Triangle </vok>
<ant>A triangle where one angle measures over 90 degrees.</ant>
<vok>Right Triangle </vok>
<ant>One angle in the triangle measures exactly 90 degrees.</ant>
<vok>Isosceles Triangle </vok>
<ant>A triangle with at least 2 congruent sides</ant>
<vok>Equilateral Triangle </vok>
<ant>All the sides of the triangle are equal in length</ant>
<vok>Scalene triangle </vok>
<ant>No equal sides</ant>
<vok>Kite </vok>
<ant>Quadrilateral with 2 pairs of adjacent congruent sides, with perpendicular diagnals</ant>
<vok>Square </vok>
<ant>A quadrilateral with 4 sides that are equal and has all 90 degree angles</ant>
<vok>Rhombus </vok>
<ant>A quadrilateral, all 4 sides the same length</ant>
<vok>Trapezoid hd </vok>
<ant>Quadrilateral in which exactly 1 pair of parallel sides</ant>
<vok>Trapezoid bd </vok>
<ant>A quadrilateral with at least 1 pair of parallel sides</ant>
<vok>Rectangle </vok>
<ant>A quadrilateral in which the opposite sides are parallel, all angles are 90 degrees</ant>
<vok>Parallelogram </vok>
<ant>Quadrilateral in which the opposite sides are parallel</ant>
<vok>Sphere </vok>
<ant>All points in a space that are a fixed distance away from a fixed poit</ant>
<vok>Circle </vok>
<ant>An infinite number of points connected around an equal distance from a middle point`</ant>
<vok>Polyhedron </vok>
<ant>(The plural is polyhedra) A three dimensional object whose surfaces are composed of polygonal regions (faces, verices, edges)</ant>
<vok>Convex polyhedron </vok>
<ant>is defined in a manner similar to that used in defining a convex polygon</ant>
<vok>Concave polyhedron </vok>
<ant>Is defined in a manner similar to that used in defining a concave polygon.</ant>
<vok>Convex Polyhedron </vok>
<ant>is defined in a manner similar to that used in defining a convex polygon</ant>
<vok>prism </vok>
<ant>a polyhedron that has two parallel faces that are congruent. These 2 faces are called the bases of the prism. The other faces of the prism are called the lateral faces. (right prism, oblique prism)</ant>
<vok>Pyramid </vok>
<ant>A polyhedron whose base is a polygon ad whose faces are triangles that have a common vertex. That common vertex is called the apex of the pyramid.</ant>
<vok>Regular Polyhedron </vok>
<ant>A convex polyhedron in which the faces are congruent regular polygons and in which the number of edges that meet at each vertex are the same.</ant>
<vok>Cylinder </vok>
<ant>A simple closed surface that is bounded by two congruent simple closed surfaces that lie in the parallel plane</ant>
<vok>Cone </vok>
<ant>A siple closed surface whose base is a simple closed surface and whose lateral surfaces slopes up to a vertex that is called the apex</ant>
<vok>Sphere </vok>
<ant>The set of all points in a three dimensional space that are the same distance from a fixed point, called the center</ant>