In a closed (spherical) universe, the sum of the angles in a triangle is
A) 180$\degree$.
B) ( $\lt$ 180$\degree$.)
C) 120$\degree$.
D) ($\gt$ 180$\degree$.)
E) 240$\degree$.

Name: In a closed (spherical) universe, the sum of the angles in a triangle is A) 180$\degree$. B) ( $\lt$ 180$\degree$.) C) 120$\degree$. D) ($\gt$ 180$\degree$.) E) 240$\degree$.
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Question

In a closed (spherical) universe, the sum of the angles in a triangle is
A) 180$\degree$.
B) (  $\lt$ 180$\degree$.)
C) 120$\degree$.
D) ($\gt$ 180$\degree$.)
E) 240$\degree$.

Quizplus · Accepted Answer

In a closed (spherical) universe, the geometry is non-Euclidean, and the sum of the angles in a triangle is greater than 180 degrees.

In a Closed (Spherical) Universe, the Sum of the Angles °\degree°

In a Closed (Spherical) Universe, the Sum of the Angles $\degree$