Answer:
x=41
Step-by-step explanation:
using pythagors theorem
a^2 + b^2 =c^2
here 9 and 40 are the legs of triangle so let them be a nd b respectively.And x is hypotenuse so let it be c
9^2 + 40^2 = x^2
81 + 1600 = x^2
1681 = x^2
[tex]\sqrt{1681} = x[/tex]
41 =x
