Answer:
Step-by-step explanation:
Assuming the hypotenuse is 5 (it is cut off), the answer is x = 4
Equation
c^2 = a^2 + b^2
Givens
c = 5
a = 3
Solution
5^2 = 3^2 + b^2 Expand
25 = 9 + b^2 Subtract 9
25 - 9 = b^2
16 = b^2 Switch and take the square root of both sides
sqrt(16) = sqrt(b^2)
b = 4
