Question

find the value of x in the triangle shown below.
choose 1 answer:
① ( x = 5 )
② ( x = sqrt { 7 } )
③ ( x = 7 )
④ ( x = 25 )

Explanation:

Step1: Apply Pythagorean theorem

$$x^{2}=4^{2}+3^{2}$$

Step2: Calculate the right - hand side

$$x^{2}=16 + 9=25$$

Step3: Solve for \(x\)

$$x=\sqrt{25}=5$$

Answer:

A. \(x = 5\)