We can find the length of DE using the Pythagorean Theorem:

DE2 = 32 + 22

Which formula also represents the length of DE?
A)
DE = (4 - 1)2 + (1 - 3)2
B)
DE = (4 - 1)2 - (1 - 3)2
C)
DE =
(4 - 1)2 + (1 - 3)2
D)
DE =
(4 - 1)2 - (1 - 3)2

Question

We can find the length of DE using the Pythagorean Theorem: 

DE2 = 32 + 22


Which formula also represents the length of DE?
A)
DE = (4 - 1)2 + (1 - 3)2	
B)
DE = (4 - 1)2 - (1 - 3)2	
C)
DE = 
	(4 - 1)2 + (1 - 3)2
D)
DE = 
	(4 - 1)2 - (1 - 3)2

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