Question

find the missing side

Explanation:

Step1: Apply Pythagorean theorem

$$c^{2}=a^{2}+b^{2}$$
Here \(a = 4\), \(b=5\)

Step2: Substitute values

$$c^{2}=4^{2}+5^{2}$$
$$c^{2}=16 + 25$$
$$c^{2}=41$$

Step3: Solve for \(c\)

$$c=\sqrt{41}\approx6.4$$

Answer:

\(6.4\)