Question

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

15
20
Submit Answer
Answer:
attempt 1 out of 2

Answer 1

Answer:

13.2

Explanation:

a^2 + b^2 = c^2

a^2 + 15^2 = 20^2

a^2 + 225 = 400

a^2 = 400 - 225

a^2 = 175

a = 13.22 or 13.2