oblique angle

[/əˈbliːk ˈæŋɡəl/]
nounpl: oblique angles
ângulo oblíquo
1. An angle that is not a right angle (90°), acute angle (less than 90°), or straight angle (180°); specifically, any angle other than 90°, 180°, or 270°
The two lines formed an oblique angle of 45 degrees.
As duas linhas formaram um ângulo oblíquo de 45 graus.
2. In geometry, an angle that is neither perpendicular nor parallel to a reference line or plane
The oblique angle between the wall and the roof gave the building its distinctive appearance.
O ângulo oblíquo entre a parede e o telhado deu ao edifício sua aparência característica.
This is a standard mathematical term used consistently in both American and Brazilian educational contexts. It appears frequently in geometry textbooks, architecture, and engineering fields in both countries.
Synonyms / Sinônimos
slant anglenon-right anglenon-perpendicular angle
Antonyms / Antônimos
right angleperpendicular anglestraight angle

Regional Variations

General Brazilian Portuguese
ângulo oblíquo
Standard mathematical term used in schools and technical contexts
Portugal
ângulo oblíquo
Same term used in Portuguese mathematics education
Technical/Academic
ângulo não-reto
Alternative descriptive term emphasizing it is not a right angle

Related Words

acute angleobtuse anglereflex anglegeometry

Related Idioms & Phrases

at an oblique angle
from an oblique angle
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