Their four triangles in the Jamaican flag
There are 2 obtuse angles (greater than 90°) : the top and bottom of the X.
there are three acute angles in an acute triangle, because there are three corners.
it has no acute angles
In an acute triangle, all three angles are acute.
There can be 1 or 2 acute angles.
there are three acute angles in an acute triangle, because there are three corners.
The letter "N" as two acute angles.
There are three acute angles in an acute triangle and they add up to 180 degrees.
It has twelve angles but all of them need not be acute.
There are no acute angles in a rectangle which has 4 equal interior right angles
None: a circle has no angles, and certainly no acute ones.
One acute angle