Math Tips & Vids for Saturday's SAT - and every SAT!

Of course, I cover these when working directly with students, but here's a reminder! 

3 math concepts to be aware of ahead of Saturday's SAT, and every SAT!


In a right triangle, for two complementary angles (90° combined) 

Sin x = Cos (90 - x). 


Equation of a Circle

               (x - h)² + (y - k)² = r²  

where (h,k) are the center of the circle and r is the radius.


Vertex form of a parabola

  • Standard and vertex form of the equation of parabola and how it relates to  a parabola's graph.

Of course, there's more to discuss… but this stuff is going to be there! Be ready! For more intel/help, feel free to contact me.



Completing the Square

Plugging In - Algebra

Fractional & Negative Exponents