Meaning of the word "acute angle" in English

What does "acute angle" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

acute angle

US /əˈkjuːt ˈæŋ.ɡəl/
UK /əˈkjuːt ˈæŋ.ɡəl/
"acute angle" picture

Noun

an angle that measures less than 90 degrees

Example:
A triangle with three acute angles is called an acute triangle.
The teacher asked the students to draw an acute angle of 45 degrees.