Question

find the value of x.
10
20
x = ?√□

Explanation:

Step1: Apply Pythagorean theorem

$x^2 = 10^2 + 20^2$

Step2: Calculate squared terms

$x^2 = 100 + 400$

Step3: Sum the values

$x^2 = 500$

Step4: Solve for x

$x = \sqrt{500} = \sqrt{100\times5} = 10\sqrt{5}$

Answer:

$x=10\sqrt{5}$