Question

is 3.5cm,9.5cm,5.5cm is a sides of angle if no then why or if yes then why

Answer 1

For a triangle, sum of any two sides will be greater than 3rd side.

Here sum of two sides, 3.5 + 5.5 = 9 < 9.5 the 3rd side.

So, they are not sides of a triangle