What type of 2D shape has $4$4 vertices?
Circle
Quadrilateral
Pentagon
Line
Which of the following shapes are rectangles? Choose all correct answers.
Select all the shapes that have four sides.
Select all the shapes that have four right angles.
Classify triangles or quadrilaterals into different categories based on shared defining attributes. Explain why a triangle or quadrilateral would or would not belong to a category.