1. How would you estimate the measure of an angle?
2. How do you measure an angle with an angle ruler or protractor?
Today we looked at how to estimate angles using benchmark angles and also how to use a protractor and angle ruler to confirm an angle.
Here are some notes from today's Investigation 1.3
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Online Help Videos:
Khan Academy - Using a Protractor
LearnZillion - Estimating Angles with Benchmark Angles
We also discussed questions students had on Skill Sheet #2.
Here are the notes from the front.
Here are the notes from the back of the sheet.