Geometry
Unit Review Sheet
These facts and definitions should be mastered throughout this unit. This page can be used for periodic review and study as you are finishing the unit and in the future.
Facts and Definitions
Lesson 1: What Are Attributes?
- Attribute: a characteristic of an object such as size, color, shape, or thickness
Lesson 2: Some Great Shapes
- Square: a flat shape that has four sides that are all the same length
- Circle: a flat shape that has only one curved side
- Rectangle: a flat, four-sided shape that has 2 pairs of opposite sides that differ in length
- Triangle: a flat shape that has three sides
Lesson 3: More Work with Shapes
- Ordinal number: a number that tells the position of an item in a list (for example, first, second, third)
Lesson 4: Circles
- Half: one of two equal parts that make a whole
- Fourth: one of four equal parts that make a whole
- Quarter: a fourth
Lesson 5: Dividing More Shapes
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Lesson 6: Shape Play
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Lesson 7: 3D Shapes
- Cube: a 3D shape made up of 6 squares
- Cone: a 3D shape that has 1 end in the shape of a circle
- Prism: a 3D shape that has 2 squares or rectangles as ends
- Cylinder: a 3D shape that has 2 ends in the shape of a circle
- Sphere: a 3D shape that is round and has no flat sides or ends
- 2D: two-dimensional, flat
- 3D: three-dimensional, not flat
Final Project: Shape of Things Museum
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