What is the value of x in the triangle below? Round your answer to the nearest tenth if necessary. Please show your work! tyy

Answer:
x = 14.3
Step-by-step explanation:
To find one of the sides, we can use the pythagorean theorem:
a² + b² = c²
a² = c² - b²
a = √c² -b²
a = √(20)² -( 14)²
a = 14.3