Code Sketch

clear()
showAxes()
showGrid()

guru.draw


def guru = picStack(
    Picture{},
    square.thatsFilledWith(blue),
    square.thatsFilledWith(blue).thatsRotated (18),
)

def square = Picture {
    repeat(12) {
         repeat(4) {
        forward(100)
        right(90)
    }
   right(30)
    }

}