Given: The coordinates of rectangle DEFG are D(0, b), E(a, b), F(a, 0), and G(0, 0). Prove: The diagonals of a rectangle are congruent.

As part of the proof, find the length of DF

A. mc135-3.jpg
B. mc135-5.jpg
C. mc135-6.jpg
D. mc135-4.jpg

Question

Given: The coordinates of rectangle DEFG are D(0, b), E(a, b), F(a, 0), and G(0, 0). Prove: The diagonals of a rectangle are congruent.

As part of the proof, find the length of DF
 	
	
	A. mc135-3.jpg
	B. mc135-5.jpg
	C. mc135-6.jpg
	D. mc135-4.jpg

anonymous · Answer

A. a-b (square rooted)
 B. a^2-b^2 (square rooted)
 C. a^2+b^2 (square rooted)
 D. a+b (square rooted)

anonymous · Answer

Please help