CS111 PreLab 4 Answers

Task 2

picture1

overlay(clockwise180(triangle(Color.red)),
        triangle(Color.green));

picture2

overlay(clockwise90(triangle(Color.red)),
        clockwise270(triangle(Color.blue)));

picture3

above(beside(
        overlay(clockwise90(triangle(Color.blue)),
                clockwise270(triangle(Color.red))),	
        overlay(clockwise180(triangle(Color.red)),
                triangle(Color.green))),
      beside(
        overlay(clockwise180(triangle(Color.blue)),
                triangle(Color.yellow)),
        overlay(clockwise90(triangle(Color.yellow)),
                clockwise270(triangle(Color.green)))));

Task 3

picture4

overlay(clockwise90(triangle(Color.blue)),triangle(Color.blue));

picture5

above(fourSame(flipDiagonally(triangle(Color.yellow))),
      beside(triangle(Color.green),
             above(empty(), flipVertically(triangle(Color.green)))));