Imelda Brena

DC College Algebra

DC Precalculus


Sequin High School

Hello my name is Imelda Brena. I am the mathematics dual credit instructor and the AP Calculus teacher at Sequin High School. I have been teaching at Seguin High School since Fall 2014. I have a Bachelor's of Science in Applied Mathematics from Texas State University and I received my Master's in Applied/Industrial Mathematics from The University of Texas at San Antonio. I have certification in EC-6 generalist, Bilingual certification for all grade levels, 8-12 mathematics certification and Advanced Placement specialization.

1st : Precal


2nd: College Algebra

FLEX TIME (With 2nd period students): 

3rd: DC Precal

4th: College Algebra 



5th: Off for Planning


6th: Precal


7th: College Algebra Links

College Algebra Remind:


Pre-Calculus Remind:


Dual Credit PreCal: