canvas create_rectangle( , , , canvas create_oval( , , , fill'blue 'canvas create_line( , , , fill'green 'the rectangle is here to show that lines and ovals work similarly to rectangles the first two coordinates are the upper left and the second two are the lower right to get circle with radius and center ( , )we can create the following functiondef create_circle( , , )canvas create_oval( - , - , + , +rimages we can add images to canvas here is an examplecheetah_image photoimage(file'cheetahs gif 'canvas create_image( , image=cheetah_imagethe two coordinates are where the center of the image should be naming thingschanging themmoving themand deleting them we can give names to the things we put on the canvas we can then use the name to refer to the object in case we want to move it or remove it from the canvas here is an example were we create rectanglechange its colormove itand then delete itrect canvas create_rectangle( , , , canvas itemconfigure(rectfill'red 'canvas coords(rect, , , , canvas delete(rectthe coords method is used to move or resize an object and the delete method is used to delete it if you want to delete everything from the canvasuse the followingcanvas delete(all check buttons and radio buttons in the image belowthe top line shows check button and the bottom line shows radio button check buttons the code for the above check button isshow_totals intvar(check checkbutton(text'show totals 'var=show_totals