If the angle A in triangle ABC is straight, then what are the other sides?

If the triangle ABC is rectangular and the angle A is 90 degrees, then the side BC is called the hypotenuse, the side AB is called the leg and the AC is called the leg. In a right-angled triangle, the sides that form a right angle are the legs, and the side that lies opposite the 90-degree angle is the hypotenuse. Angle B and angle C are acute angles.



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