CBSE|Sum of Lengths of Any Two Sides of a Triangle

The difference between the lengths of any two sides of a triangle is smaller than the length of third side.

The sum of the lengths of the sides of a triangle is called its .............

Perimeter of a triangle the sum of the lengths of the sides of a triangle is called its perimeter.

Property The sum of any two sides of a triangle is greater than the third side.

Prove that the sum of any two sides of a triangle is greater than two times the median of third side.

Which of the following is false? (A) The sum of any two sides of a triangle is equal to the third side. (B) The sum of the exterior angles of a triangle is equal to 360^(@)

Draw five triangles and measure their sides. Check in each case,if the sum of the lengths. of any two sides is always less than the third side.

Draw five triangles and measure their sides. Check in each case, if the sum of the lengths of any two sides is always less than the third side.

Theorem 7.8 : The sum of any two sides of a triangle is greater than the third side.