What makes the right angle special enough to be distinguished in the French...
When introducting the metric system, the French tried to decimalise the degrees used for angles. They defined the right angle to contain 100 gradians.Why was the right angle chosen? A somewhat...
View ArticleAnswer by Conifold for What makes the right angle special enough to be...
"When a straight line standing on a straight line makes the adjacent angles equal to one another, each of the equal angles is right" is one of the opening definitions of Euclid's Elements. Why did...
View ArticleAnswer by Ray Butterworth for What makes the right angle special enough to be...
The simplest answer could be that just as a metre is similar in length to a yard, a gram is similar in mass to a scruple, and a litre similar in volume to a quart, 100 gradians are similar in number to...
View ArticleAnswer by dan04 for What makes the right angle special enough to be...
The unit of angle was tied to the unit of length. Just as a nautical mile is conceptually 1 arcminute (1/21600) of Earth's circumference, the kilometer would be 1 centigradian (1/40000) of it.So it's...
View ArticleAnswer by Acccumulation for What makes the right angle special enough to be...
I don't know what the reasons were for the people who decided it, but one thing that makes the right angle special is that it is, in some sense, the "most" angle there is. If you have two intersecting...
View ArticleAnswer by Sanjit Jena for What makes the right angle special enough to be...
I am answering the second question of yours: "Out of all possible angles, why is the right angle particularly special?"An angle is something that exists on a plane which is a 2D system. In fact, for a...
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