Phone: (406) 728-2400 ext. 7635

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Margie Dennison

Greetings mathematicians!  My name is Margie Dennison and I am so happy to be a mathematics teacher at Sentinel High School.  

This year, I am teaching Algebra 1 and Geometry.  I post announcements and assignments to our google classrooms.

Please feel free to reach out to me by email, mdennison@mcpsmt.org.  Thank you.  Here's to the new school year!  Take care.