Lines
Quadrilateral with 90 degree corners, parallel sides and equal side lengths
What is a square?
five sides; five angles
What is a pentagon?
What quadrilateral can also be called a parallelogram, rectangle, and rhombus?
What is a square.
1 - All rectangles are also squares.
2 - All squares are also rectangles.
They are also parallelograms and rhombuses.