What is the best match?

hyperbolic space

    { 1 } - the sum of the angles of a triangle is always less than 180 degrees
    { 2 } - Riemannian space
    { 3 } - one cannot construct a figure with two straight lines

<= back | menu | forward =>
Directions: Click on a number from 1 to 3.
























 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

























1 is correct!

hyperbolic space

hyperbolic space <=> the sum of the angles of a triangle is always less than 180 degrees

<= back | menu | forward =>
Before continuing, you might try some wrong answers.
























 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

























2 is wrong. Please try again.

hyperbolic space

    { 1 } - the sum of the angles of a triangle is always less than 180 degrees
    { 2 } - Riemannian space
    { 3 } - one cannot construct a figure with two straight lines

elliptic space <=> Riemannian space

<= back | menu | forward =>
























 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

























3 is wrong. Please try again.

hyperbolic space

    { 1 } - the sum of the angles of a triangle is always less than 180 degrees
    { 2 } - Riemannian space
    { 3 } - one cannot construct a figure with two straight lines

Euclidean space <=> one cannot construct a figure with two straight lines

<= back | menu | forward =>
























 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

























the end