Answer:
√97
Explanation:
This problem has to be solved with the Pythagorea Therom (a^2+b^2=c^2). The a and the b are the legs of the triangle and the c is the hypotenuse. The leg are given which are 9 and 4.
So the equation would be:
9^2+4^2=C^2
Now we solve it:
81+16=C^2
97=C^2
C=√97