noun, na-adjective, noun which may take the genitive case particle 'no'
right angle
Refers to a 90-degree angle. Used as a noun, adjectival noun (直角な), or pre-noun modifier (直角の). Common in geometry, construction, and everyday descriptions of perpendicularity.
This triangle has a right angle.
The wall and the floor meet at a right angle.
This road meets the neighboring road at a right angle.
I bent the wire into a right angle.
The car turned at a right angle at the intersection.
These two lines form a right angle.
isosceles right triangle