acute angles are angles under 45 degrees obtuse angle are angles over 45 degrees and right angles are ONLY 45 degrees
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obtuse
None. An acute triangle is one in which all angles are acute. An obtuse triangle is one in which one of the angles is obtuse. A right angled triangle is one in which one angle is a right angle (90o)
They are alike in that they are all triangles when you close them. They are different because they are all different degree amounts.
They can be acute, obtuse or right - or even reflex. The only condition is that their sum is 900 degrees.
there are no right angles in a rhombos, but there are 2 obtuse angles and 2 acute angles.