How do you double space on microsoft word?

In Home Tab, Paragraph section, you will an icon called "Line and Paragraph Spacing", click that and then you can choose 2.0 for double space

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);