Math vocabulary posters that follow the Common Core State Standards in the subcategory of Geometry. Vocabulary words are as follows: acute triangle, obtuse triangle, right triangle, scalene triangle, isosceles triangle, equilateral triangle, parallelogram, rectangle, square, rhombus, trapezoid, pentagon, hexagon, octagon, decagon, regular polygon, congruent figures, congruent sides. Hope you find these useful in your classroom.