Properties of 2D Shapes Flashcards
2D shapes are indeed flat because they only have two dimensions: length and width. For them to not be flat, they would have to also have thickness and depth.
What shape is presented in the diagram below?
Rectangle.
List two properties of a square.
All sides of a square are equal.
All angles in a square are the same.
What shape is presented in the diagram below?
The shape presents a square.
What is a rectangle?
A rectangle is a closed 2-D shape, having 4 sides, 4 corners, and 4 right angles (90°). The opposite sides of a rectangle are equal and parallel.
What is a triangle?
A triangle is a closed, 2-dimensional shape with 3 sides, 3 angles, and 3 vertices. A triangle is also a polygon.
What is a square?
A closed shape with 4 sides.
What is a polygon?
A polygon is a plane figure enclosed by line segments called sides. Polygon is a 2d shape. Regular polygons contain equal side lengths.
What is the name of the shape presented in the diagram below?
Triangle. It has 3 sides.
What is an enclosed shape with 3 sides?
A triangle.
What is a Pentagon?
A plane figure with five straight sides and five angles.
List three properties of a rectangle.
A rectangle has four sides.
Opposite sides of a rectangle are equal.
The opposite sides of the rectangle are parallel.
How many angles does a triangle have?
A triangle has three angles.
How many sides does the shape have?
What polygon is presented by the picture below?
Pentagon
