A right scalene triangle is a scalene triangle that has exactly one right angle.
First, make sure that there is a right angle. If an angle is a right angle, it will be clearly labeled with this red symbol □
A triangle is scalene if none of its sides are equal. Here is how to check if a triangle is a right scalene triangle.
This symbol does not have to be red. However, it will always look like a square.
Second, the lengths of the sides will be given clearly showing that they are not equal. Otherwise, you will see tick
marks and the number of tick marks for each side will be different.