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  <title>e-sygoing.link — Trigonometry</title>
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  <description>Latest links in the Trigonometry category</description>
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    <title>Four Branches of Trigonometry</title>
    <link>https://e-sygoing.link/link/9430987-four-branches-of-trigonometry</link>
    <description>Includes information on the laws of sines and cosines, right triangle trigonometry, and the ambiguous case.</description>
    <pubDate>Wed, 26 Nov 2025 14:33:51 -0500</pubDate>
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    <title>GCSE Maths: Trigonometry</title>
    <link>https://e-sygoing.link/link/9430989-gcse-maths-trigonometry</link>
    <description>Explains right triangle properties, historic background, the Pythagorean theorem, and trigonometric functions.  Includes definition of terms and illustrations.</description>
    <pubDate>Wed, 11 Jun 2025 06:52:32 -0400</pubDate>
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    <title>Sine and Other Trigonometric Functions</title>
    <link>https://e-sygoing.link/link/9430985-sine-and-other-trigonometric-functions</link>
    <description>Interactive tests and exercises.</description>
    <pubDate>Wed, 30 Apr 2025 21:53:17 -0400</pubDate>
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    <title>Activities in Math: Trigonometry</title>
    <link>https://e-sygoing.link/link/9430981-activities-in-math-trigonometry</link>
    <description>Three comprehensive modules from Syvum. Each includes theory and explanation, along with practice exercises.</description>
    <pubDate>Fri, 14 Feb 2025 02:31:38 -0500</pubDate>
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    <title>An Index of Trigonometry Help Pages</title>
    <link>https://e-sygoing.link/link/9430982-an-index-of-trigonometry-help-pages</link>
    <description>Provides detailed discussion of trigonometry concepts. Includes examples of varying difficulty.</description>
    <pubDate>Fri, 26 Apr 2024 21:11:09 -0400</pubDate>
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    <title>Marlene&#039;s Trigonometry Calculator</title>
    <link>https://e-sygoing.link/link/9430991-marlenes-trigonometry-calculator</link>
    <description>Learn the basics, the solutions, and how to convert from degrees to radians.</description>
    <pubDate>Sun, 31 Mar 2024 20:50:52 -0400</pubDate>
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    <title>Dave&#039;s Short Trig course</title>
    <link>https://e-sygoing.link/link/9430980-daves-short-trig-course</link>
    <description>Covers basic definitions and concepts in beginning trigonometry.</description>
    <pubDate>Fri, 28 Jul 2023 07:26:01 -0400</pubDate>
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