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Thomas Jefferson H.S.
830 Old Clairton Road
Jefferson Hills, PA 15025

P: 412-655-8610
F: 412-655-8618
Welcome to the 2017-2018 school year.  This year Mr. Koval will be teaching Probability and Statistics, Honors Precalculus, and Algebra 1 Keystone Remediation.
412-655-8610 ext 6284. 
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