Classify Triangles and Quadrilaterals

Front

What is an Isosceles Triangle?

Back

A triangle with at least two sides of equal length.

Front

What is an Equilateral Triangle?

Back

A triangle with all three sides of equal length.

Front

What is a Scalene Triangle?

Back

A triangle with all sides of different lengths.

Front

What is an Obtuse Triangle?

Back

A triangle with one angle greater than 90 degrees.

Front

What defines a Quadrilateral?

Back

A polygon with four sides.

Front

What is a Parallelogram?

Back

A quadrilateral with opposite sides that are parallel and equal in length.

Front

What is a Rhombus?

Back

A parallelogram with all four sides of equal length.

Front

What is a Rectangle?

Back

A parallelogram with four right angles.

Front

What is a Square?

Back

A rectangle with all sides of equal length.

Front

What is a Trapezoid?

Back

A quadrilateral with at least one pair of parallel sides.