A right angle triangle has a 90 degree angle and two acute angles that altogether add up to 180 degrees
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A right triangle can have 2 equal angles if they are each 45° (any other right triangle will have no equal angles)
Unless it is a right isosceles triangle, a normal right triangle has no pairs of equal sides.
right angled triangle does not have all equal sides
a 'SCALENE' triangle. ; No equal sides, and no equal angles. An ISOSCELES triangle has two equal sides and two equal angles. An EQUILATERAL tringle has three equal sides and three equal angles all at 60 degrees. A RIGHT ANGLED triangle has one right angle (90 degrees) in it.
if two sides are of equal length, the a triangle is said to be isoceles.