What is the range the 3rd side of the triangle can be be with 15 cm 14 cm?

20.5 cm

Step-by-step explanation:

I just used Pythagorean theorem in which c^2=a^2+b^2

so this is c^2 = 225 + 196 and then you get c^2 = 421 and finally you get the square root of 421 so this way you finally get 20.5 cm