Three, forming the triangle above the line. The two angles below the line are obtuse.
1 acute angle = 1 acute angle
If you mean which alphabet letter, an L has one right angle; a T has a right and left acute angle.
The letter "R".
an acute angle
There are infinitely many angles which are acute.
many
acute angle
1 acute angle = 1 acute angle
a
If you mean which alphabet letter, an L has one right angle; a T has a right and left acute angle.
The letter "R".
An acute angle has one angle.
an acute angle
There are infinitely many angles which are acute.
It has one acute angle as y and one obtuse angle with both angles adding up to 180 degrees
There are 45 degrees in an acute angle
It could be capital letter A