# SSAC General Collection Modules

Following are short descriptions of the available modules. To access any of them, select from the list and you will connect to cover material including learning goals, context of use, and other information. Within the cover material (under "Teaching Materials") there is a link by which you can download the student version of the module. You can also request an instructor's version by clicking on the "request" link under Teaching Materials.

There are a couple of ways of searching for modules. The box below left provides a full-text search of the cover material about the module, so you can search by author, subject, or keyword. The controlled vocabularies below right allow targeted searches by three different dimensions (click on the links to see the full, hierarchical vocabularies): Math content (Quantitative Concept) (Microsoft Word 41kB Jun17 10), Context (Subject) (Microsoft Word 29kB Jul13 07), and Excel Skill (Microsoft Word 32kB Jul13 07).

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## Excel Skills

showing only Angles and Trig Functions > TAN, ATAN, ATAN2 Show all Excel Skills
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# Excel Skills Show all Excel Skills

## Angles and Trig Functions > TAN, ATAN, ATAN2

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How Far is Yonder Mountain? -- A Trig Problem part of Spreadsheets Across the Curriculum:General Collection:Examples
Spreadsheets Across the Curriculum module. Students use Polya's problem-solving heuristic to find the distance of a peak using vertical angles sighted from a wagon train heading toward the peak.

Quantitative Concepts: Measurement; Data presentation and analysis; Probability:Creating equations; text-to-math translation, Geometry; Trigonometry :Triangles and trigonometric ratios, Algebra; Modeling; Functions:Manipulating equations, Basic arithmetic; Number sense:Units and Dimensions:Unit Conversions, Algebra; Modeling; Functions:Modeling:Inverse problem, Geometry; Trigonometry :Circles (including radians and pi), Measurement; Data presentation and analysis; Probability:Uncertainty:Effect of uncertainty; sensitivity
Subject: Mathematics, statistics and computers:Mathematics, Social science:Geography
Excel Skills: Angles and Trig Functions:PI, Basic Arithmetic:Nested Formulas, Simple Formulas, Angles and Trig Functions:COS, ACOS, TAN, ATAN, ATAN2