A right angled isosceles ie. a 45 - 90 - 45 degree prism is called a totally reflecting prism.
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A dodecagonal prism has 72 angles (at 24 vertices).
Right angles
24 right angles
A square prism, or a cuboid, has eight vertices (or corners). At each one of these there are 3 angles so 24 angles in all.
rectangular prism all angles are acute angles yes or no? * * * * * No, none of the angles are acute. They are all right angles because each face is a rectangle and each angle in a rectangle is a right angle.