X 4 2 180 July 8, 2019 16 32 64 128 H x )=- 5 x 4 2 180 1800 x 4 2 X 4 11x 2 180 X 4 11x 2 180 0 0 =- 5 x 4 2 180 Left x 4 right 2 = 180 X 2 2x 4 2x 2 180 4 5x x 2 180 3x 2 x 4 180 5x 4 x 2 3x 7 180 2 1 4 x 180 X 2 59 x 4 180 X 2x 2 3x 4 180