Answer:
The other sides are called legs.
Step-by-step explanation:
Right Triangles
They are a special type of triangles on which one of its internal angles is 90°. Since the sum of all internal angles is 180°, the sum of the other acute angles is 90°.
The longest side is called the hypotenuse and the other two sides are called legs.
The attached image shows a right triangle of hypotenuse c and legs a and b.