Establish the identities: (a^2 + b^2) (c^2 + d^2) = (ac plusminus bd)^2 + (ad minusplus bc)^2 and use them to express 481 = (13)(37) as the sum of two squares in two different ways.

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.