The value of y is 12√3
Pythagoras theorem
From the diagram given, we are to find the value of "y"
First, we need to get the length of TU
TU² = 6² - 3²
TU² = 36 - 9
TU = √27
Next is to get the value of y
y² = (√27)² + 9²
y² = 27 +81
y = √108
y = 12√3
Hence the value of y is 12√3
Learn more on pythagoras theorem here: https://brainly.com/question/343682
