Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...

Page 1 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/1.jpg' width='140' height='200' /> Unit Circle and Trig Measures

Examples and Practice Exercises (with solutions)

Page 2 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/2.jpg' width='140' height='200' /> Page 3 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=3' data-page='3' class='cut-thumb lazyload' alt='Page 3: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/3.jpg' width='140' height='200' /> Page 4 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=4' data-page='4' class='cut-thumb lazyload' alt='Page 4: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/4.jpg' width='140' height='200' /> Page 5 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=5' data-page='5' class='cut-thumb lazyload' alt='Page 5: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/5.jpg' width='140' height='200' /> Page 6 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=6' data-page='6' class='cut-thumb lazyload' alt='Page 6: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/6.jpg' width='140' height='200' /> Page 7 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=7' data-page='7' class='cut-thumb lazyload' alt='Page 7: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/7.jpg' width='140' height='200' /> Practice -

Page 8 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=8' data-page='8' class='cut-thumb lazyload' alt='Page 8: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/8.jpg' width='140' height='200' /> Page 9 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=9' data-page='9' class='cut-thumb lazyload' alt='Page 9: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/9.jpg' width='140' height='200' /> Page 10 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=10' data-page='10' class='cut-thumb lazyload' alt='Page 10: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/10.jpg' width='140' height='200' /> Page 11 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=11' data-page='11' class='cut-thumb lazyload' alt='Page 11: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/11.jpg' width='140' height='200' /> Page 12 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=12' data-page='12' class='cut-thumb lazyload' alt='Page 12: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/12.jpg' width='140' height='200' /> Hope this introduction helps.

If you have questions, suggestions, or requests, let us know.

Good luck!

One more question….

What is the exact value of sin(-210)?

Answer on the next page…

Page 13 <img data-url='document/unit-circle-and-trig-measures-the-math-its-also-a-visual-representation-of-special.html?page=13' data-page='13' class='cut-thumb lazyload' alt='Page 13: Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022042016/5e7442c6dc7f4e3d40525dc7/html5/thumbnails/13.jpg' width='140' height='200' /> Note: the ‘direction’ of the angle is clock-wise…

Unit Circle and Trig Measures - The Math Planemathplane.com/.../Unit_Circle_and_Trig_Measures.90132836.pdfIt's also a visual representation of special angles that give exact trig values...

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