Study Island

The diagonal of Delisa's computer monitor is 21 inches, and the diagonal of Delisa's tablet is 9.6 inches. If an image is 17 centimeters wide on the website when it's displayed on Delisa's computer, how wide should the image be on the tablet? Round to the nearest tenth of a millimeter, if necessary. A. 1.3 millimeters B. 77.7 millimeters C. ................
................