Example 13: Determine the Type of a Triangle

Problem

Write a program that takes three sides of a triangle as input, and checks whether the triangle is isosceles, equilateral, scalene, or right-angled.

The output should be printed on the console in the following manner:

• Scalene triangle
• Isosceles triangle
• Equilateral triangle
• Right-angled triangle
• The sides do not form a triangle

Example

Input	Output
6, 8, 10	Scalene triangle; Right-angled triangle
3, 3, 3	Equilateral triangle
5, 3, 12	The sides do not form a triangle

Try it yourself

Try to solve this question on your own in the code widget below. If you get stuck, you can always refer to the solution provided.