- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
observed
-
accipiter cooperii
-
substantial
-
abta
-
endemic
-
proscribe
-
farm
-
petitioner
-
paternal
-
vas deferens
- Hide translation
right triangle
right triangle /raɪt ˈtraɪaŋɡəl/
noun
-
A triangle with one right angle
(
right triangle
, right-angled triangle
)
a triangle with one right angle