Answer:
26
Explanation:
To find the side length of a right triangle with the other two sides already, known, use the Pythagorean Theorem,
a² + b² = c²
or
24² + 10² = x²
24 times 24 is 576,
10 times 10 is 100,
Add them together to get 676,
And then find the square root.
√676 = 26 :)