Area of a Rectangle. Select all that apply.

Area of Triangle:

Area of a Trapezoid:

Volume of a Rectangular Prism. Select all that apply.

The number of square units needed to cover a given surface.

The number of cubic units needed to fill a given space.

The distance around a polygon.

π =

Same size and same shape.

Same shape, different size.

A triangle with all sides of different lengths.

A triangle with two equal sides.

A triangle with all three sides of equal length. Select all that apply.

A triangle that has all angles less than 90°. Select all that apply.

A triangle that has an angle greater than 90°. Select all that apply.

A triangle that has a right angle (90°). Select all that apply.

Always the same distance apart and never touching.

A polyhedron with one base that is a polygon and whose

sides are triangles with a common vertex.

A solid figure with two congruent, parallel bases and flat sides.

At right angles (90°) to.

The symbol is ⊥

A 4-sided flat shape with straight sides where all interior angles are right angles (90°).

Also opposite sides are parallel and of equal length.

A 3-sided flat shape with straight sides.

A flat shape with 4 straight sides where opposite sides are parallel, opposite sides are equal in length, and opposite angles are equal.

A flat shape with 4 straight sides that has one pair of opposite sides which are parallel.

A plane figure which when folded makes a solid shape.

The sum of the areas of all faces of a polyhedron.

A line segment where two faces meet.

Any of the flat surfaces of a polyhedron.

A point where edges meet; corner.

Perpendicular to the base of a polygon.

The face of a polyhedron that is used to name the polyhedron.

A plane shape (two-dimensional) with straight sides.

A three-dimensional solid figure with flat faces.

Perpendicular to the height of a polygon.