For 3D charts, you can change the viewing angle and the lighting angle of the chart.
Select the 3D chart and drag an arrowhead in the four-way arrowhead that appears.
Select a 3D chart, click Inspector in the toolbar, click the Chart inspector button, and then click Chart.
To change the chart’s viewing angle, drag an arrowhead in the blue arrow button until you’ve situated the chart the way you want.
To change the lighting angle and intensity, select an option from the Lighting Style pop-up menu that creates the look you want.
To change the depth of the chart elements, drag the Chart Depth slider.
Dragging to the right makes the chart elements appear to stretch out toward the viewer. If you create a very deep chart, you may have to resize the chart to fit it on the slide.
To enhance the edges on a 3D pie chart, select Show Bevel Edges.
Keynote provides other ways to customize 3D charts, including the following: