How do you find the ideal image size for website- resolution of your image?

It is easy to find the ideal image size for a website right on your computer. 1> On the image right-click on the image file, select “Properties” and then the “Summary” tab. 2> On a Mac, Ctrl+ click on the image file and select “Get Info.” Also, find a more advanced photo program like Photoshop. Most basic image editing programs available in the market automatically save images at a lower, web-friendly dpi that’s a better resolution for web images.