In \(\bigtriangleup\) XYZ, /XY/ = 8cm, /YZ/ = 10cm and /XZ/ = 6cm. Which of these relation is true?
A
/XY/ + /YZ/ = /XZ/
B
/XY/ - /YZ/ = /XZ/
C
/XY/2 = /Y/2 - /XY/2
D
/YZ/2 = /XZ/2 + /XY/2
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
/YZ/\(^2\) = /XZ/\(^2\) + /XY/\(^2\)
(Verify using Pythagoras' theorem)
Source: Myschool Past Questions Archive (Record #36767)