Question

please help !!
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 GE .
A. SQ.ROOT a^2-b^2
B. SQ.ROOT a+b
C. SQ.ROOT a-b
D. SQ.ROOT a^2+b^2
https://rialto5819-ehs-pps.gradpoint.com/Resource/2146263,72F,0,0,0,0,0/Assets/testitemimages/geometry_a/quadrilaterals/mc136-1.jpg

Answer 1

\[\sqrt {a^2-b^2 }\]
\[\sqrt {a+b }\]
\[\sqrt {a-b }\]
\[\sqrt {a^2+b^2 }\]