Slide 2:
Triangle
Slide 3:
Triangle
Slide 4:
Triangle
Slide 5:
Triangle
Slide 6:
Triangle
Slide 7:
Triangle
Slide 8:
Square
Slide 9:
Square
Slide 10:
Square
Slide 11:
Square
Slide 12:
Square
Slide 13:
Square
Slide 14:
Rectangle
Slide 15:
square rectangle Rectangle
Slide 16:
circle square Circle
Slide 17:
Circle
Slide 18:
Circle
Slide 19:
Triangle