Click the flag and move the mouse to see coordinate points. Up / Down arrow keys toggle the protractor visible/invisible. Use RIGHT / LEFT rotate the protractor IMPORTANT: In Scratch 2, to move the protractor around the stage to each vertex of your triangle, you must make the protractor draggable in Scratch player. In sprite info box check 'CAN DRAG IN SCRATCH PLAYER' >>> The anchor is set at 8, -6 but you can change the anchor point to wherever you want it. >>>Draw a triangle and measure the three angles to show the sum of the angles is 180º. >>>See inside and programme this project yourself (you can save the protractor to your PC).
This is the original keyboard version of Draw and Measure the angles of a triangle. This project has been re-designed to work on a tablet and no keyboard is necessary at https://scratch.mit.edu/projects/62825976
