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This Estimating Angles instructional video also includes:
Sometimes, exact measurements aren't necessary. Scholars learn to estimate the measure of angles by watching a useful video. The method employed here is to use 90-, 180-, and 270-degree angles as benchmarks, adding or subtracting as necessary.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Use the video as an intervention tool
Classroom Considerations
- Pupils should be familiar with 90-degree, 180-dgree, 270-degree, and 360-degree angles
- Video assumes learners know how to use protractors
Pros
- Provides a worksheet with additional problems
Cons
- Rays of the angles in the video are thickly drawn, which makes measuring accurately rather difficult