Lesson 2.1.1: Scale drawings |
For this lesson there are 10 steps for you to take. Scroll down and do each step one-by-one. The instructions under each step will help clarify exactly what you need to do, so please read all the instructions.
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Here is the Lesson 2.1.1 Worksheet
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1.) Start Notes: Targets
Title your notes and write the targets listed below.
Title your notes and write the targets listed below.
3.) Video: Introduction
Watch this video. It will introduce what we are talking about today and gives some important background information for particular vocabulary. |
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4.) Video: Vocab
Watch this video and take notes. This will introduce what a scale factor is and what a ratio is. |
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5.) Notes: Example 1
Read the instructions to the right. Sketch a triangle into your notes that is similar to Triangle ABC. Then use your construction tools to create a scale drawing with a scale factor of r = 2. There are a couple different ways to do this, so explore a bit to see if you can figure it out. If you get stuck, the next video will help you out. |
6.) Video: Example 1
Watch this video to see how I constructed a scale drawing of ABC. I show two different ways to do this so tune in to watch both. |
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8.) Video: Example 2
Watch this video to see how I completed Example 2. |
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9.) Video: Properties of Scale Drawings
Take notes during this video. Copy the information about the properties of scale drawings. |
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