turtle-draw-triangle.py

# Define a function to draw and fill an equalateral right
# triangle with the given hypotenuse length and color.  This
# is used to create a roof shape.


def drawTriangle(t, length, color):
    t.fillcolor(color)
    t.begin_fill()
    t.forward(length)
    t.left(135)
    t.forward(length / math.sqrt(2))
    t.left(90)
    t.forward(length / math.sqrt(2))
    t.left(135)
    t.end_fill()