Lesson 2.1.4: Proportions practice |
For this lesson there are 11 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 2.1.4 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.
- I can determine if two figures are proportional.
- I can find a missing length given two proportional figures.
2.) Video: Defining Proportional
Watch this video and copy all the notes. |
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3.) Website: More on Proportional
Click here. This link will take you to a website that explains a bit more about what "Proportional" means. Read through the explanation and take notes on any of it that you think would be helpful.
Click here. This link will take you to a website that explains a bit more about what "Proportional" means. Read through the explanation and take notes on any of it that you think would be helpful.
4.) Video: Are they Proportional?
Watch this video to see how to determine if two figures are proportional or not. |
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6.) Video: Practice 1
See how I did practice 1. |
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7.) Video: Triangle Side Splitter Theorem
There is a lot of content in this video. First it will introduce a new theorem. Make sure you write the theorem down AND make sure you understand it. If you don't, make sure you have me come over and talk with you more about it. Second, it explains how to find missing lengths of proportions. |
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8.) Khan Practice
Click here. This link will take you to an activity on Khan Academy where you can practice using proportions to find missing lengths. Work through this activity until you get 5 right in a row.
Click here. This link will take you to an activity on Khan Academy where you can practice using proportions to find missing lengths. Work through this activity until you get 5 right in a row.
10.) Video: Practice 2
Watch this video to see if you got the same answer as me for each missing length. |
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