# Precalculus

The Precalculus Photo Project / Trig Functions

Precalculus Reference Sheet More

SparkNotes: Precalculus: Trigonometric Functions: Trigonometric Functions

This site is SO incredibly helpful!! They have awesome teachers who will make understanding even the most complex concepts in Chemistry, Precalculus, Calculus and beyond extremely easy. I am so happy I found it! Also check out their Youtube channel!

What is a Radian? Twizzler Activity for Pre-Cal/Trig

SPSU Math 1113 Precalculus Cheat Sheet - PDF - PDF

Making math fun - I'll more than likely need this for my Calculus class. >.

Unit Circle Interactive Notebook Page Idea

Today I made a cheat sheet to give to our students tomorrow as we get ready for a polynomials quiz on Thursday and mid-year review next week. Really, the sheet is as much for me as it is for them:) It's a half-sheet so I papercut the sheet in half and hole punch for the kids to put in their binders. You can download it from the "Freebies!" section of the sidebar if your kids need a reminder too!

PreCalculus, Trigonometry: Proving Trig Identities Cut & Paste ActivityEnjoy a small sample of a cut & paste activity for your PreCalculus or Trigonometry students. There are two identities with steps to cut and paste into the correct progression to satisfy the proof.

Architecture: Law of Sines and Law of Cosines -- Why use them? - YouTube

Sine.... AWESOME Visual Aid!!! LOVE IT!

This is a series of six posts about how I approach topics in Pre-Cal. They represent a sample of what I get the most questions about which always seem to start "how do you..." Objective Students realize that the hypotenuse of a right triangle, the magnitude of a vector, and the r-value of a polar coordinate are three different names for the same quantity. Students realize that the direction of a vector and the theta-value of a polar coordinate are the same quantity. Students understa...

My awesome coworker and I made up a trig matching activity. I know it's not a novel idea, but here is another resource for precalculus teach...

The Secondary Classroom can be fun too.....: Triangle Interactive Notes - Law of Sines/Cosines/Heron's

Blank Unit Circle