Name That 2D Shape
A shape has 3 sides and 3 vertices. What is the shape?
Triangle
Is a circle a polygon? Defend your answer with details and rules.
No. A circle is not a polygon because it has curved sides, and polygons can only have straight sides.
Which 3D shape looks like a ball?
sphere
What fraction is shown?
(Mrs. Cheney draws the fraction)
5/4 or 1 1/4
How many vertices does a decagon have?
10 vertices
A shape has 4 equal sides and 4 right angles. What is the shape?
Square
A shape has 7 straight sides and is closed. What is the shape?
Heptagon
How many faces does a cube have? What shape are they all?
6 square faces
If you have 12 eighths, how many wholes do you have? How many left over?
1 whole and 4 eighths leftover.
A shape has 4 sides. Is it always a square?
Why or why not?
No. A quadrilateral is only a square if all 4 sides are the same length and not slanted.
What is the name of the polygon that has 6 sides and 6 vertices?
Hexagon
Select ALL that are polygons.
-Triangle
-Circle
-Hexagon
-Stop Sign
-Cube
Triangle, Hexagon, and Stop Sign (octagon)
A rectangular prism has:
-How many faces?
-How many edges?
-How many vertices?
6 faces, 12 edges, 8 vertices
Which is greater?
3/4 or 5/4
5/4
Mystery 3D Shape!
-2 circular faces
- 1 curved surface
What am I?
A cyclinder
How many sides and vertices does a hendecagon have?
11
A shape has 12 sides. What is it called? Is it a polygon?
The shape is a dodecagon. It is a polygon if it has straight sides and is closed.
Select 2 shapes that can roll:
-sphere
-cube
-cylinder
-rectangular prism
sphere & cylinder
You have 9 eighths.
Is that more or less than one whole?
More than one whole
Mrs. Cheney ate 24 eighths of a pizza. How many whole pizzas did she eat?
3 whole pizzas!
If you combine a pentagon and a nonagon, how many sides would there be combined?
14 sides
Draw a polygon following these rules:
-More than 6 sides
-Fewer than 8 sides
-All straight sides
Heptagon
Compare a cube and a rectangular prism using language of the discipline.
How are they alike?
How are they different?
Alike: Both have 6 faces, 12 edges, and 8 vertices
Different: A cube is made of all square faces, but a rectangular prism has 4 rectangle faces and 2 square faces.
Eric ate 5/8 of a pizza and Mark ate 4/8 of a pizza. How much pizza did they eat together?
9/8
How is a pyramid different than a triangular prism?
A pyramid has 1 square face and 4 triangular faces. A triangular prism has 2 triangular faces and 3 rectangular faces.