Chapter 3 - 2-D Geometry

We will cover the following concepts:

1. Isometric Drawings and Orthographic Projections.

2. Introduction of Straight Angle, Reflex Angles & Full Angle

3. Naming & Classifying Polygons by their properties (regular, irregular, concave, convex, types of interior angles, side lengths, & pairs of parallel lines)

4. Naming & Classifying Quadrilaterals by properties (Side Lengths, Angles, Pairs of parallel sides)

5. Solving unknown angle measures using properties of Supplementary, Complementary, Opposite, and Interior & Exterior Angles.

Class Handouts

Review of Concepts for the Geometry Unit Test

Gizmos "Polygon Angle Sum" Student Exploration Sheet

Angle Relationships Poster/Reference Sheet

Homework Sheets

1. PH Book P. 42-43 Illustrating Objects

2. Measuring & Constructing Angles

3. PH Book P. 34-35 Investigating Angles

4. Properties of Polygons Table and 2 pages of polygons

5. PH Book P. 36-37 Classifying Figures

6. Measuring Angles - Extra Worksheet

7. Complementary angles worksheet

8. Rotational Symmetry Worksheet

9. Geometry Review Practice Package

Useful Links

1. Drawing a Cube Using Isometric Dot Paper

2. Drawing on Isometric Paper (Minity Maths)

3. Isometric Drawings and Coded Plans