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Nov 03, 2025   2020-21 RACC Student Catalog  Select a Catalog 2025-26 RACC Student Catalog 2024-25 RACC Student Catalog [ARCHIVED CATALOG] 2023-24 RACC Student Catalog [ARCHIVED CATALOG] 2022-23 RACC Student Catalog [ARCHIVED CATALOG] 2021-22 RACC Student Catalog [ARCHIVED CATALOG] 2020-21 RACC Student Catalog [ARCHIVED CATALOG] 2019-20 RACC Student Catalog [ARCHIVED CATALOG] 2018-19 RACC Student Catalog [ARCHIVED CATALOG] 2017-18 RACC Student Catalog [ARCHIVED CATALOG] 2016-17 RACC Student Catalog [ARCHIVED CATALOG] 2015-2016 RACC Student Catalog [ARCHIVED CATALOG] 2014-2015 RACC Student Catalog [ARCHIVED CATALOG] 2013-2014 RACC Student Catalog [ARCHIVED CATALOG]      Global Search Catalog Search Choose Search Location Select an option Courses Programs Hierarchy Items Other Content Entire Catalog Search Keyword Field Whole Word/Phrase Advanced Search Catalog Navigation   Catalog Home   Programs of Study   Course Descriptions   Academic Divisions   Enrollment Information   Tuition and Fees   Financial Aid   Academic Information   Degree Types   Assessment/Articulation   Honors Program   English for Academic Purposes   Workforce Dev / Community Ed   Student Support   About RACC   Faculty and Staff   Campus Map and Directions   My Portfolio HELP 2020-21 RACC Student Catalog [ARCHIVED CATALOG] Print-Friendly Page (opens a new window) Add to Portfolio (opens a new window) MAT 165 - Trigonometry 3 Credit Hours This course includes right triangle and oblique triangle trigonometry, trigonometric functions of real numbers, identities, equations and graphs of the trigonometric functions, inverse functions, and vectors. Prerequisite(s): MAT 160  or placement by assessment Semesters Offered: All MAT 160  and MAT165 together can be used to fulfill any prerequisite or graduation requirement that requires MAT 180 .  Back to Top | Print-Friendly Page (opens a new window) Add to Portfolio (opens a new window)