Geometry Vocabulary

a FOUR sided polygon

• Triangle

• Quadrilateral 

• Circle 

• Line

triangle with at least one angle measuring above 90 degrees. 

• right triangle 

• acute triangle 

• obtuse triangle 

• isosceles 

Which of the following words means the same as congruent?

• different

• same

• greater

• less

A 4-sided figure with straight sides where opposite sides are parallel is called a ...

• quadrilateral

• parallelogram

• Isosceles

• congruent

A quadrilateral with only one pair of parallel lines is called a...

• trapezoid

• square

• rhombus

• rectangle

• isosceles triangle
• isosceles trapezoid
• parallelogram
• square

Parallel lines will...

• intersect with one another.

• cross each other.

• touch each other.

• will never intersect with one another.

Another word for intersect is...

• inside

• cross

• bug

• cut

Any closed two-dimensional figure with at least three straight sides

• polygon

• circle

• square

• parallelogram

Any polygon with four sides, angles, vertices

• quadrilateral

• square

• rectangle

• parallelogram