Copy of The Pythagorean Theorem for a Spherical Right Triangle

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On the unit sphere, side lengths are measured by the central angles. The sketch below illustrates the Pythagorean Theorem for spherical right triangles. Drag points A, B, and C slowly. Have a calculator handy to confirm the calculation at the bottom.

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Jeremy Lyle — October 29, 2018 - 5:06 PM

Resource Type: Activity
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Target Group (Age): 14 – 18
Language: English (United States)

Views: 96

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License: CC-BY-SA, GeoGebra Terms of Use
Based Upon: The Pythagorean Theorem for a Spherical Right Triangle
Shared by Steve Phelps

Copy of The Pythagorean Theorem for a Spherical Right Triangle

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