Question

A triangle has sides with lengths of 1, 6, and 2. What is the radius of the triangles inscribed circle?

Answer 1

There is no such triangle since `1+2 < 6`

Explanation:

If a triangle has sides `a`, `b` and `c` then all of the following hold:

`a+b < c`

`b+c < a`

`c+a < b`