Question

Find the exact length of the third side.

Answer 1

Explanation:

using Pythagoras theorem :

hyp²= opp² + adj²

x²= 7² + 3²

x² = 49 + 9

x² = 58

take the root of both sides

x = √58

x = 7.62

Answer 2

Answer: 10

Explanation:

You just add them together-