Select edit code from the screen. drag and drop "this. dolphin turn" from the "procedures" menu and drop it
into the "declare procedure" region on the right. select from the drop-down menus: this. dolphin, turn: left
0.25, asseenby: this, duration: 2.0, animationstyle: begin_and_end_abruptly. then run the program.
describe what you see. represent the motion using a matrix