Geometry Vocab

Perpendicular lines intersect (touch) at...

• a 90 degree angle

• a 30 degree angle

• a 100 degree angle

• a 60 degree angle

Which picture shows a parallelogram?

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Which picture shows a trapezoid?

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What is this shape called?

• rectangle

• square

• rectangular prism

• cube

What is this shape called?

• rectangle

• square

• rectangular prism

• cube

The area of the sides (faces) of a three-dimensional object

• area

• triangle

• surface area

• trapezoid

A quadrilateral with opposite sides parallel and opposite sides congruent.

• rectangular prism

• parallelogram

• triangle

• net

A three-dimensional object with two rectangular bases.

• rectangular pyramid

• rectangular prism

• triangular prism

• triangular pyramid

The total combined area of all the faces and bases of a three-dimensional object.

• total surface area

• surface area

• quadrilateral

• rectangular prism

A quadrilateral with one pair of parallel sides.

• triangle

• trapezoid

• net

• surface area