Geometry Vocabulary

a corner or point where 2 lines meet

• angle

• side

• vertex

  (vertices)

2 lines the same distance from each other that will never touch or cross

• regular

• parallel

• right angle

a quadrilateral with all equal sides and all right angles

• rhombus

• rectangle

• square

• parallelogram

a quadrilateral with right angles and opposite sides that are equal

• rhombus

• rectangle

• square

• parallelogram

a quadrilateral with all equal sides

• rhombus

• rectangle

• square

• parallelogram

a quadrilateral with one set of parallel sides

• rhombus

• rectangle

• trapezoid

• parallelogram

a quadrilateral where opposite sides are parallel

• rhombus

• rectangle

• trapezoid

• parallelogram

a line that joins 2 vertices

• angle

• side

• vertex

the space between 2 intersecting lines

• angle

• side

• vertex

a 3-sided polygon

• pentagon

• hexagon

• octagon

• triangle