6th Grade Geometry Vocabulary

Front

What is the sum of the areas of all faces of a three-dimensional figure?

Back

Surface Area

Front

What is a quadrilateral with opposite sides parallel and equal in length?

Back

Parallelogram

Front

What is a two-dimensional closed figure made with three or more straight line segments that meet only at their endpoints?

Back

Polygon

Front

Identify the figure: A three-dimensional shape with a triangular base and three triangular faces that meet at a point.

Back

Triangular Pyramid

Front

What is the term for a flat surface that extends infinitely in all directions?

Back

Plane

Front

What do you call a three-dimensional figure with six rectangular faces?

Back

Rectangular Prism

Front

What is the name of a polygon with four equal sides and four right angles?

Back

Square

Front

What is the term for the distance around a two-dimensional shape?

Back

Perimeter

Front

What is the area of a rectangle with a length of 5 units and a width of 3 units?

Back

15 square units (Area = length × width)

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height