Please give me the correct answer

Quadrilateral ghjk has vertices g(2, 3), h(8, 2), j(6, 8), and k(3, 6). it is transformed according to the rule t(–4, –5). what are the coordinates of g”? (–7, 3) (–2, 2) (–1, –7) (2, –2)

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

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