SOLUTION: If a rectangle's height is 12cm and width is 16cm. What is length of the rectangle diagonally ?

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Question 837904: If a rectangle's height is 12cm and width is 16cm.
What is length of the rectangle diagonally ?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use the Pythagorean theorem,
D%5E2=12%5E2%2B16%5E2
D%5E2=144%2B256
D%5E2=400
D=20