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- Grade Range
- 9th - 12th
- Rating
Students practice the concept of the sine function by defining, by graphing, by computer generating, by using a "shop created" blackboard sine wave generator, and by presenting examples of natural phenomena which result in sine wave motion. Full Review »
- Grade Range
- 10th - 12th
- Rating
Students use the Law of Sines to solve for missing information in oblique triangles (triangles that are not right triangles). Full Review »
- Grade Range
- 9th - 12th
- Rating
Students explore how trigonometry is related to triangles. They examine the use of trigonometric functions for sine, cosine, and tangent. Students identify and use formulas for the law of sines and cosines. Full Review »
- Grade Range
- 10th - Higher Ed
- Rating
Students explore the characteristics of a pure sound wave produced by a tuning fork. They use sine waves to find a curve to fit the sound wave data produced by the tuning fork. A CBL and microphone is required for this activity. Full Review »
- Grade Range
- 10th - 11th
- Rating
Students calculate the unknown sides and angles of a triangle and explore why one cannot determine the lengths of the sides of triangles if only the angles are known. Students explore the Law of Sines and the Law of Cosines by creating and measuring triangles. Students calculate the unknown sides by applying the correct formula. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students determine the level of accuracy needed for computations involving measurements and irrational numbers. They use the correct number of digits in computation to achieve an appropriate unit or level of accuracy when solving problems. Pupils solve problems using the Law of Sines and Law of Cosines. Full Review »
- Grade Range
- 11th
- Rating
Students complete worksheet relating to right and equilateral triangles, discuss definition of trigonometric functions and locate functions on scientific calculator, and solve problems using sines and cosines. Full Review »
- Grade Range
- 6th
- Rating
Students investigate the magnitudes of the sides and angles of a triangle. They determine the proof of the Sine Rule before using it to solve triangles. They compare the Sine Rule to the Cosine Rule in this unit of lessons. Full Review »
- Grade Range
- 10th - 11th
- Rating
In this lesson the teacher reviews gauge block stack height and scientific calculator operation from previous lesson. Upon compeltion of discussion, students demonstrate their ability to determine angle measurement from calculating gage block height based off a five inch sine bar. Students working together in small groups where discussion will take place while they work to find the correct matches while teacher walks around listening and facilitating when needed. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students link the use of trigonometric ratios to the use of trigonometric functions. Students contribute sets of data points to build the graphs of the sine and cosine functions. Worksheet and activity is included with this lesson. Full Review »
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