Both the Excel sheets and PowerPoint slides are used side by side and, we often copy the tables and charts from Excel, and paste them into PowerPoint slides to make a slideshow presentation.

Your slides can contain complex charts of various types, shapes and sizes. Removing data from a chart in PowerPoint 2010 is similar to creating one.

To animate a line graph in PowerPoint, you need to open the slide, draw the Graph add the labels and then animate the graph as explained here.

You can easily draw in PowerPoint to mark and edit slideshows, or create your own designs, especially if you're using a touchscreen.