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If the sum is not 180° you are not in Euclidean space.
If the three angles of a triangle add up to more than 180° then you are in a spherical space, if the sum is less than 180° it is a hyperbolic space.The internal angles of a planar (Euclidean) triangle always add up to 180 degrees.
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Earn +20 ptsQ: When do the angles in a triangle not add up to 180 degrees?
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Continue Learning about Math & Arithmetic
Does a triangle add up to 180 degrees?
the sum of the interior angles in a triangle is 180 degrees.
What’s 180 degrees?
Angles on a straight line add up to 180 degrees or the 3 interior angles of a triangle add up to 180 degrees
What do the angles of a rightangle triangle add up to?
The angles of any triangle add up to 180 degrees.
What angles are in a triangle?
There are 3 interior angles in a triangle and they add up to 180 degrees
What do angles on a triangle add up to?
180 degrees
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