{"results":"
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\n\n30\nItems in Unit\n\n
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\n\"Geometry\n\n
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\nLesson Planet Curated\n
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\nGeometry Unit 7: Right Triangles\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nSix lessons comprise the Geometry Unit 7: Right Triangles unit module. In the first lesson, pupils review the Pythagorean Theorem and determine how to use the converse to determine whether a triangle is right, obtuse, or acute. Next,...\n
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\n\n12\nItems in Unit\n\n
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\n\"Common\n\n
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\nLesson Planet Curated\n
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\nCommon Core Algebra 2, Unit 9\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nFlip your classroom, or offer engaging visual aids to your lessons with a series of videos that explore the concept of trigonometry. After an introduction to the topic, high schoolers investigate reference triangles, unit circles, and...\n
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\n\n29\nItems in Unit\n\n
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\n\"Geometry\n\n
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\nLesson Planet Curated\n
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\nGeometry Unit 9: Area of Polygons\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nSix lessons make up the Geometry Unit 9: Area of Polygons unit module. Pupils review the formulas for finding the area of parallelograms and triangles. They apply previous learning of trigonometric ratios and the Pythagorean Theorem to...\n
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\n\n12\nItems in Course\n\n
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\n\"Flipped\n\n
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\nLesson Planet Curated\n
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\nFlipped Math: Geometry\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nImagine taking a complete geometry course remotely! Eleven units make up the My Geometry course. Each unit follows the Flipped-Mastery cycle of learning, divided into two semesters. Pupils watch and take notes on a video that details the...\n
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\n\n42\nItems in Unit\n\n
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\n\"TeachEngineering:\n\n
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\nLesson Planet Curated\n
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\nTeachEngineering: Photovoltaic Efficiency\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nMany factors affect the power output of photovoltaic (PV) solar panels. Four lessons and activities provide young engineers with the background information they need to design, build, and test photovoltaic systems.\n
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Instructional Video9:04
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\n\"Introduction\n\n
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\nKhan Academy\n
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\nIntroduction to the Unit Circle, Trigonometry\n

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\nIn this video, Sal shows how the sine and cosine of an angle are defined on the unit circle. He inscribes a 30-60-90 triangle in the unit circle and explains how to use SOH-CAH-TOA to find the circle's coordinates.\n
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\n\nGet Free Access\n\nSee Review\n
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eBook
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\n\"Trigonometry\n\n
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\nSchoolcraft College\n
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\nTrigonometry\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nThis trigonometry textbook takes the learner from a basic understanding of angles and triangles through the use of polar coordinates on the complex plane. Written by a mathematician-engineer, examples and problems here are used to...\n
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\n\nGet Free Access\n\nSee Review\n
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Instructional Video5:12
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\n\"How\n\n
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\nCurated OER\n
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\nHow Do You Solve a Problem Using an Angle of Elevation?\n

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\n\nFor Teachers\n\n8th - 11th\n
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\nIn this problem you are given an angle of elevation and one side of a right triangle to find a missing side. Watch the instructor explain how to use the tangent ratio formula to solve this problem.\n
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\n\nGet Free Access\n\nSee Review\n
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Instructional Video8:35
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\n\"Trig\n\n
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\nKhan Academy\n
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\nTrig Identities Part 3 (Part 5 If You Watch the Proofs), Trigonometry\n

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\n\nFor Students\n\n10th - 12th\n
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\nSal takes the mystery out of the trigonometric identities by showing how easily they can be derived. He continues with a problem he started in the video �Trig Identities part three (part five if you watch the proofs) and proves the trig...\n
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Instructional Video2:51
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\n\"Trigonometry\n\n
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\nCurated OER\n
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\nTrigonometry work problems (part 2)\n

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\n\nFor Students\n\n11th - Higher Ed\n
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\nIn this part 2 video, Sal finishes the trigonometric word problem of the wayward ship captain. He wisely continues the algebra work on the problem before finally turning to his calculator for the very last calculation.\n
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Lesson Plan
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\n\"Special\n\n
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\nVirginia Department of Education \n
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\nSpecial Right Triangles and Right Triangle Trigonometry\n

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\n\nFor Teachers\n\n9th - 11th\n\nStandards\n
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\nRight triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...\n
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\n\nGet Free Access\n\nSee Review\n
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Instructional Video2:57
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\n\"Trigonometry\n\n
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\nCK-12 Foundation\n
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\nTrigonometry Word Problems: Lesson\n

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\n\nFor Students\n\n9th - 11th\n\nStandards\n
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\nLook up or down to find the answer.  A segment of an extensive playlist on geometry introduces angle of depression and elevation to find indirect measurements. Using trigonometric ratios, the presentation finds missing sides and...\n
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Lesson Plan
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1
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\n\"Solar\n\n
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\nTeach Engineering\n
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\nSolar Angles and Tracking Systems\n

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\n\nFor Teachers\n\n9th - 12th\n
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\nThe sun will continue to rise in the east and set in the west, no matter what. The first instructional activity in a series of eight introduces the class to solar angles. It makes connections between a person's latitude and the angle of...\n
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Instructional Video3:21
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\n\"How\n\n
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\nCurated OER\n
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\nHow Do You Find the Cosine of an Angle in a Right Triangle?\n

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\n\nFor Teachers\n\n7th - 11th\n
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\nWhat's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find cosine(A) in the given right triangle. Use the ratio of the adjacent side divided by the hypotenuse to find cos(A). The instructor...\n
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Instructional Video3:13
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\n\"How\n\n
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\nCurated OER\n
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\nHow Do You Find the Tangent of an Angle in a Right Triangle?\n

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\n\nFor Teachers\n\n6th - 11th\n
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\nWhat's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find tangent(A) in the given right triangle. Use the ratio of the opposite side divided by the adjacent side to find tan(A). The...\n
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\n\nGet Free Access\n\nSee Review\n
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Instructional Video5:48
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\n\"How\n\n
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\nCurated OER\n
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\nHow Do You Solve a Problem Using an Angle of Elevation?\n

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\n\nFor Teachers\n\n6th - 12th\n
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\nOne given angle and one given length equals an unknown height. What? Here's a word problem that can be solved given two pieces of information by using the correct formula. Watch the instructor explain how to use the tangent ratio formula...\n
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\n\nGet Free Access\n\nSee Review\n
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Handout
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1
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\n\"Math\n\n
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\nCurated OER\n
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\nMath Handbook: Trigonometry\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nYou'll be spinning in unit circles once you read through this jumbo-sized resource of everything you need to know about trigonometry. Each page has color-coded examples with explicit directions that detail the problems and...\n
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Worksheet
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1
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\n\"Basic\n\n
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\nUniversity of Adeaide\n
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\nBasic Trigonometry and Radians\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nA fabulous set of examples and problems that introduce basic trigonometry concepts, this packet is set apart by the care it takes to integrate both radians and degrees into the material. After defining radians, the author demonstrates...\n
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Instructional Video24:21
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\n\"Intro\n\n
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\nFlipped Math\n
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\nIntro to Trigonometry\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nExpand trigonometric ratios beyond right triangles. Pupils start with a review of trigonometric ratios and then take a look at angles in standard position to determine their measurements. Scholars discover how to find coterminal angles...\n
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Interactive
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\n\"Double\n\n
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\nCK-12 Foundation\n
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\nDouble Angle Identities: Ferris Wheel\n

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\n\nFor Students\n\n10th - 12th\n
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\nUse a Ferris wheel to soar to new heights of understanding on double angle identities. Here is an interactive that applies an example of a Ferris wheel to show how doubling the angle does not double the value of a trigonometric ratio....\n
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Instructional Video6:34
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\n\"Proof:\n\n
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\nKhan Academy\n
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\nProof: Law of Sines, Trig Identities and Examples, Trigonometry\n

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\n\nFor Students\n\n11th - Higher Ed\n
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\nSal proves the Law of Sines in this video by using the SOH-CAH-TOA model and setting up equivalent ratios.\n
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\n\nGet Free Access\n\nSee Review\n
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Instructional Video2:51
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\n\"Trigonometry\n\n
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\nCurated OER\n
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\nTrigonometry Work Problems (Part 2)\n

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\n\nFor Students\n\n10th - 12th\n
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\nIn this part two video, Sal finishes the trigonometric word problem of the wayward ship captain. He wisely continues the algebra work on the problem before finally turning to his calculator for the very last calculation.\n
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\n\nGet Free Access\n\nSee Review\n
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Instructional Video9:27
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\n\"Proof\n\n
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\nKhan Academy\n
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\nProof of the Law of Cosines, Trig Identities and Examples, Trigonometry\n

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\n\nFor Students\n\n11th - Higher Ed\n
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\nSal derives the Law of Cosines using a method similar to the wayward ship captain word problem he solves in another video. This video provides a good review of using the SOH-CAH-TOA model, the Pythagorean Theorem, some basic trig...\n
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Instructional Video9:57
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\n\"Trigonometry\n\n
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\nKhan Academy\n
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\nTrigonometry Word Problems (Part 1)\n

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\n\nFor Students\n\n10th - 12th\n
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\nSal starts to solve a trigonometric word problem of a wayward ship captain who veers off course and once aware of his predicament, needs to know how far he is from his destination. Instead of using the Law of Cosines in his solution, Sal...\n
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