Category Archives: Trigonometry

Can your students remember standard reference angles in radians? Use regular counting and this animated graphic to help them! Continue Reading →

Trig identities are a bear to memorize. But with this color coded free download, they’re just a bit easier! Continue Reading →

Sometimes you get the “wrong answer” when you use a calculator and the Law of Sines to find an obtuse angle. Here’s why… Continue Reading →