hexagon
Any shape with 4 acute angles must have more than 4 sides. Any shape with more than 4 sides can have 4 acute angles (but doesn't have to).
Acute angle, right angle, obtuse angle and reflex angle
They are: acute, right angled, obtuse, reflex, straight, and i think thats about it
A rhombus.
A 4 pointed star.
hexagon
Any shape with 4 acute angles must have more than 4 sides. Any shape with more than 4 sides can have 4 acute angles (but doesn't have to).
An irregular dodecagon.
4
Acute angle, right angle, obtuse angle and reflex angle
a trapaziod
4
They are: acute, right angled, obtuse, reflex, straight, and i think thats about it
A rhombus
A rhombus.
It is a rhombus or a parallelogram