I need the choices to be able to help you...
Is this question have a multiple choice? If so what are they?
Answer:
7
Explanation:
a^2 + 24^2 = 25^2
a^2 + 576 = 625
-576 -576
625 - 576 = 49
square root of 49 = 7
Hence, your final answer is 7. Hope this helps!