Which of the following statements are true?

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship