Given five line segments of length `2, 3, 4, 5, 6` units. Then the number of triangles that can be formed by joining these lines is

Given 5 line segments of lengths 2,3,4,5,6 units. Then the number of triangles that can be formed by joining these segments is :

Given 5 line segments of lengths 2,3,4,5,6 units then the number of triangle that can be formed by joining these line segaments is

Six line segments of lengths 2,3,4,5,6,7 units are given. The number of triangles that can be formed by there lines is-

Given six line segments of length 2,3,4,5,6,7 units, the number of triangles that can be formed by these segments is -

Taking any three of the line segments out of segments of length 2 cm, 3 cm, 5 cm and 6 cm, the number of triangles that can be formed is :

The midpoint of the line segment joining (2,3,-1 ), (4,5,3,) is