Superlesson
Project 1-1

Superlesson
Project1-2

Superlesson
Project 1-3

Superlesson
Project 1-4

Geometry

Chapter 1, Visual Thinking and Mathematical
Models

Geometry is everywhere! Learn how to measure segments and angles and to categorize and find costs to mail letters and postcards.

Part A, Measuring Segments

1. Read the size restrictions that the U.S. Postal Service has on the postcards it will accept.

a. What are the maximum acceptable length and height of a postcard?

b. Draw a postcard that is the maximum acceptable size.

c. Measure the length of the diagonal.

 

Part B, Measuring Angles

2. Use your protractor to help you find the measure of each angle of the postcard you drew in Chapters 1-3, Part A, 1b.