front 1 prism | back 1 a solid figure with two congruent polygons that are bases, connected with lateral faces that are rectangles. |
front 2 congruent | back 2 having the same size and shape |
front 3 polygon | back 3 a closed plane figure formed by 3 or more straight line segments that meet at points called vertices. |
front 4 regular polygon | back 4 a polygon in which all sides are congruent and all angles are congruent is a regular polygon |
front 5 unit cube | back 5 a cube that has a length, width and height of 1 unit |
front 6 polyhedron | back 6 a solid figure with faces that are polygons |
front 7 volume | back 7 the measure of the amount of space a solid figure occupies. |
front 8 lateral face | back 8 a polygon that connects with the bases of a polyhedron |
front 9 acute angle | back 9 an angle that measures less han 90 degrees |
front 10 obtuse angle | back 10 an angle that measures more than 90 degrees and less than 180 degrees |
front 11 reflex angle | back 11 an angle that is greater than 180 degrees |
front 12 equilateral triangle | back 12 a triangle where all sides are equal |
front 13 isosceles triangle | back 13 a triangle with only two equal sides and angles |
front 14 scalene triangle | back 14 a triangle with no equal sides or angles |
front 15 base | back 15 a plane figure that is usually a polygon, used to describe and help find the volume of a solid figure |