What ribbon contains the option to edit a font, including underlining?

Format ribbon. the ribbon containing options for formatting fonts. One can change case, style, bold, italics, underline etc using the short cut keys in the format ribbon or using the menu options provided in the ribbon. It is common for microsoft word or excel applications.

Cprogram to find //perimeter of rectangle printf(" \n perimeter of rectangle \n"); printf(""); printf("\n enter width and length of the rectangle : "); scanf("%f%f", & width,& length); perimeter = 2 * (width + length); printf("perimeter of rectangle is: %.3f", perimeter);