Rectangle
Select the Rectangle tool, drag in the drawing window until the rectangle is the size you want.
To draw a square , select the Rectangle tool, hold down Ctrl, and drag in the drawing window until the square is the size you want.
After you draw a rectangle or square, you can resize the width or height.
You can draw a rectangle from its center outward by holding down Shift as you drag. You can also draw a square from its center outward by holding down Shift + Ctrl as you drag.
You can draw a rectangle that covers the drawing page by double-clicking the Rectangle tool.
