SOMEONE PLEASE HELP ME WITH THIS!! ILL GIVE YOU BRAINLIST ANSWER
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Answer:
[tex]\sqrt{51[/tex]
Step-by-step explanation:
6^2 + 8^2 = y^2 (Pythag)
100 = y^2
10 = y
7^2 + x^2= 10^2
49+ x^2 = 10^2
x^2 = 51