Which two transformations are applied to pentagon abcde to create a”b”c”d”e”?

Pls , the question is in the picture!

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.