Using pythagorean theorem, a^2+b^2=c^2, we can substitute the given leg and hypotenuse lengths. The equation will be 10^2+b^2=26^2.This simplifies to 100+b^2=676. Subtract 100 to get b^2= 576. Take the square root of 576 to get b. This equals 24. B is 24 feet.
