Tiana received three $25 gift cards for her birthday. she wants to buy a new blue-ray player with the gift cards. let b represent an expression that will show the amount of money she has left after she buys the blu-ray

Given tan∅=4/3 and π< ∅< (3π)/2; find cos2∅ a. -24/25 b. 24/25 c. -24/7 d. -7/25

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

Quadrilateral abcd is a parallelogram with diagonals that intersect at point e. which of the following statements is true?