WOLFRAM|DEMONSTRATIONS PROJECT

Dissection of a Composite Spherical Triangle

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vertex C
1.0472
vertex B
1.0472
1.08331
vertex A'
0.2
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This Demonstration shows a dissection and reassembly of a spherical triangle, maintaining the same base and area. We begin with the composite triangle
ABC
and reassemble it into the composite triangle
A'BC
. The motion is guided by circles, which can be shown.