What is the value of X in the figure at right? You gonna assume that the trunk and a fallen tree make a right triangle with the ground

Answer:
Step-by-step explanation:
we use the Pythagorean theorem
20² - 12² = x²
400 - 144 = x²
256 = x²
x = √256
x = 16
triple of Pythagoras = 3.4 and5
3*4=12
4*4=16
5*4=20