A pie chart can show collected data in sectors. Each sector can be labelled, or can be colour coded with a key. When drawing a pie chart, a protractor will be used to draw the angles accurately. Being ...

“The lack of intrinsic meaning of angles on a bar chart has significance even for chart-oriented traders who do not employ angles. How sharply a trend slopes on a chart is often a psychological ...

Hmm pizza! Oh sorry, focus! So I think today, we are looking at angles. Great! You’re cutting that pizza at right angle. That means the angle is 90 degrees. Nice big piece for square. So what next?