Question 286475
I assume you meant right Triangle. If so, just use the Pythagorean theorem:

a^2 + b^2 = c^2

Where a and b are the legs of the right triangle, and c is the hypotneuse.

10^2 + 24^2 = c^2
100 + 576 = c^2
676 = c^2

Take the square root of both sides to get:

c = 26