Classifying Shapes Review Flashcard

A scalene triangle is a triangle with all sides of different lengths.

An equilateral triangle is a triangle with all three sides equal in length.

An isosceles triangle is a triangle with at least two sides that are equal in length.

A right triangle is a triangle that has one angle measuring 90 degrees.

A trapezoid is a quadrilateral with at least one pair of parallel sides.

A parallelogram is a quadrilateral where both pairs of opposite sides are parallel.

A rectangle is a parallelogram with four right angles.

A square is a rectangle with all four sides equal in length.

A quadrilateral is a polygon with four sides.

The sum of the interior angles of a triangle is always 180 degrees.