asked 207k views
5 votes
20 POINTS!

Alana is writing a coordinate proof to show that the diagonals of a rectangle are congruent. She starts by assigning coordinates to a rectangle as shown. Then she uses the coordinates to write and simplify expressions for the lengths of the diagonals.

What is the length of one of the diagonals of the rectangle?

20 POINTS! Alana is writing a coordinate proof to show that the diagonals of a rectangle-example-1

1 Answer

2 votes
I think it was √(a^2+b^2. I think.
answered
User Serge Tarkovski
by
8.5k points
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