Select the shape that looks like a W on top of a flat pyramid unselect that one and try another
page3-121.png page-J.png page2-20.png page1-165.png
page1-36.png page2-20.png page3-121.png page4-169.png page7-35.png page7-97.png page1-165.png page4-135.png page-J.png page5-36.png
page5-36.png
now select the shape that has a flat triangle on the bototm