Theory:

A presentation is primarily a visual communication tool; therefore, you should use objects like text boxes, images, tables, drawings, charts and video to your presentations.
 
Insert a Picture in a slide:
Pictures are often used in presentations to convey a large amount of information more quickly than text.
 
To Insert a Picture in a slide,
  • choose, Insert (Menu bar)  Image or click the Insert image icon from the Standard Toolbar.
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or
 
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  • Select the image to be included in the presentation from the appropriate location.
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When you select an image inside a slide the, Graphic formatting group appears in the Sidebar, where you can change image-specific attributes.
 
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