Question

Triangle RST with R(1, 2), S(4, 2), T(2, -3);
270° counterclockwise

Answer 1

Explanation:

270 counter clockwise = 90 clockwise

This is (x, y) ---> (y, -x).

So R'S'T' will be R'(2, -1), S'(2, -4) and T' = (-3, -2)