Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

What is coefficient of the term of degree of degree 5 in the polynomial below

If chord ab is congruent to chord cd, then what must be true about ef and eg?