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Toggle Drawing Modes F1-Display Help F2 - Toggle Text Screen F3 — Toggle Object Snap Mode F4— Toggle 3D Osnap FS — Toggle Isoplane F6 — Toggle Dynamic UCS F7 — Toggle grid Mode F8 — Toggle Ortho Mode F9 — Toggle Snap Mode F10 — Toggle Polar Mode F141 Toggle Object Snap Tracking F12 — Toggle Dynamic Input Mode Draw Line - (L) Creates straight Line Segments Polyline — (PL) Creates a 2D polyline Circle - (C) Creates a circle using a center point and a radius Arc — (A) Creates an arc Rectangle — (REC) Creates a rectangular polyline Polygon — (POL) creates an equilateral closed polyline Ellipse — (EL) Creates an ellipse or an elliptical arc Spline - (SPL) Creates a smooth curve that passes through or near specified points Xline — (XL) Creates a line of Infinite Length Ray — (RAY) creates a line that start at a point and continues to infinity Point - (PO) Creates a point object Region — (Reg) Converts an object that encloses an area into a region object Hatch —(H) Fills an enclosed area Modify Move ~ (M) Move objects a specific distance in a specified direction Rotate — (RO) Rotates objects around a base point Trim — (TR) Trims objects to meet the edges of other objects Erase — (E) Removes objects from a drawing Copy - (CO) Cop specified direction Mirror — (MI) Creates mirrored copy of selected objects Fillet —(F) Rounds and fillets the edges of objects Chamfer - (CHA) Bevels the edges of objects Explode —(X) Breaks a compound object into its component objects Scale — (SC) Enlarges or reduces selected objects, keeping the proportions of the object the same after scaling Array — (AR) Creates multiple copies of objects ina pattern Offset - (0) Creates concentric circles, parallel lines, and parallel curves 
