Question

What are the two sides of a right angle triangle called?

Answer 1

2 sides of a right angled triangle can not be equal however if u mean what are the 2 sides of a triangle called it is an isoceles triangle

Answer 2

A right triangle is any triangle with an angle of 90 degrees

The longest side, opposite the right angle, is called the hypotenuse

The other two sides are called the legs of the triangle.