Carlmont math teacher Norma Arteaga uses her passion and experience to help students grasp new concepts and ideas. Arteaga is ...

Deep within the Rare Book and Manuscript Library at Columbia University, a small, seemingly unremarkable piece of clay is ...

Master core trigonometric ratios (SOH-CAH-TOA), exact values for special angles, finding unknown side lengths and interior angles, and solving contextual problems involving angles of elevation and ...

Master reading, graphing, transforming, and modeling periodic trigonometric curves with this comprehensive 6-page secondary school and advanced mathematics worksheet! Covers parent sine, cosine, and ...

In this video I work through 129 examples of evaluating trigonometric expressions. We will evaluate the sine, cosine, and tangent using angles from the unit circle. To do this I will sketch each angle ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

Trigonometric identities are powerful tools for simplifying complex equations in math and science. Three core groups—reciprocal, quotient, and Pythagorean—form the foundation. Effective strategies ...

In 2022, two high school students created a trigonometric proof of the Pythagorean Theorem—something that’s only ever been accomplished by a few professional mathematicians. Now, a new article not ...

Most golfers understand that the path to improvement is paved with dedicated practice. But without a structured approach, even the most dedicated hours can slip by without delivering tangible results.

Calcea Johnson (right), currently studying environmental engineering at Louisiana State University, published the new study with her high school classmate, Ne'Kiya Jackson (left), now a student in ...

In 2022, U.S. high school students Calcea Johnson and Ne'Kiya Jackson astonished teachers when they discovered a new way to prove Pythagoras' theorem using trigonometry after entering a competition at ...

Seeking sports excellence? Follow the example of elite performers. Expert athletic skill isn’t something you’re born with and doesn’t randomly happen. The expertise of athletes—as well as singers, ...