___________________ is the longest side in a right triangle. Share with your friends Share 0 Neel Timble answered this The longest side of a right angled triangle- Hypotenuse 1 View Full Answer Anushree . K answered this The sides of a right triangle have different names: The longest side, opposite the right angle, is called the hypotenuse. 0 Vipul Dhaked answered this In ractriangle All sides are equal 0 Subhajit Sahoo answered this Okay 0