Uploaded June 2021 | Updated September 2026, 2 weeks ago

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Last time we saw how to use protractors and rulers to triangulate something. This time, let's do this with math.
The math version will be useful if we want to plug these numbers into a spreadsheet.

jump ahead:
0:00 Intro
1:00 Getting The Angle To The Light
2:17 Triangulation
6:51 Applying the Technique to My Measurements With the Flashlight
8:46 How Did I Do? (spoiler alert... I'm off by 4.3%)
10:05 How To Improve Our Results?

Previous Video:
youtu.be/G0A9QB5U908

Original Video:
youtu.be/AKTzNtvfkvU

Google Form for Your Results:
https://forms.gle/554iksnYXGGY7KrEA