I will give brainliest to whoever helps me with this question. Also, if you could please explain to me how you solved it I would appreciate it! (this is Pythagorean Theorem if your wondering).

Answer:
35 squared plus x squared equals 78 Squared
which makes your answer
69.7
Step-by-step explanation:
Answer:
35 square + x square 78 square
= 69.7
Step-by-step explanation: