Polygons 1
What is the definition of a polygon?
flat, 2D, closed figure with straight sides
I have 4 equal sides, 4 vertices, and 4 right angles.
square
How many faces and vertices does a sphere have?
zero
What shape is a dice?
cube
Corners of shapes are called _____________?
Vertex/Vertices
What shape has 3 angles?
triangle
How many sides does a pentagon have?
five
I have 2 faces and a curved edge.
cylinder
A football is an example of this solid figure.
sphere
2D shapes have sides and 3D shapes have ____?
Faces
What is the name of the shape with 8 sides?
Octagon
What is the perimeter of a rectangle with one side length 9 m and one side length 5 m?
28 meters
How many faces does a pyramid have with a square face?
five
What shape is the classroom?
rectangular prism
What is a line of symmetry?
where you can fold the shape and both sides match exactly.
How many sides does a hexagon have?
6
A square is 7 square meters long. What is the area of the square?
49 square meters
How many vertices are there if you have 2 cubes?
16 vertices
What shape is the whiteboard?
rectangle
For shapes to be congruent, they must be exactly the same ____ and _____.
size and shape
The length of a square's side is 8 cm. What is the perimeter?
32 cm
Name 3 shapes with a vertical line of symmetry
square, triangle, rectangle, star, circle, heart, pentagon
Identify 3 objects in the classroom and their 3D shape.
Ex: football is a sphere
Name 3 things with symmetry.
Ex: butterfly, humans, face
What is the difference between congruent and similar shapes?
Congruent shapes are the SAME size and similar shapes have different sizes.