Question

Find the length of the third side. If necessary, round to the nearest tenth.

Answer 1

20 or 29.2 but I think it's 20^^

Explanation:

Answer 2

20

Explanation:

a^2+b^2=c^2

15^2+b^2=25^2

225+b^2=625

b^2=400

Square root of 400 is 20