I discuss a teaching experiment that sought to characterize precalculus students' angle measure understandings. The study's findings indicate that the students initially conceived angle measures in ...

An angle is created when two lines meet. There are different types of angles based on their measurement. Let's look at the different types. A right angle looks like the corner of a square or the edge ...

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?