Law of Cosines Teacher Resources
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Law of Sines and Law of Cosines
In this sine and cosine worksheet, students use the law of sines and law of cosines to find the required part of a triangle. Examples and explanations are provided. This three-page worksheet contains 24 problems. Answers are listed at the bottom of page three.
9th - 11th Math 10 Views 56 Downloads
Card Table Project
Students investigate the law of sines and cosines. In this law of sines and cosines lesson, students construct a 3d sketch of a card table. Students discuss the law of sines and cosines with the teacher. Students use the law of sines and cosines to help in constructing their card table.
10th - 12th Math 3 Views 15 Downloads
Land Surveying Project
Students explore the concept of drafting. In this drafting lesson, students complete a project involving land surveying. Students refer to survey maps as they use the law of cosines and AutoCAD to construct drawings of the land survey. Students present their results to an "engineering firm" (the teacher) and to their class.
10th - Higher Ed Visual & Performing Arts 6 Views 27 Downloads
Law of Cosines
In this Law of Cosines worksheet, 10th graders solve 10 different problems related to applying the Laws of Cosine. First, they determine the length of a side rounded to the nearest integer. Then, students determine the largest angle of a triangle described to the nearest degree.
10th Math 3 Views 11 Downloads
Law of Cosines
In this cosine worksheet, students will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be rounded to 3 decimal places for the length and 1 decimal place for angle measures.
9th - 12th Math 3 Views 5 Downloads
New Review Laws of Sine and Cosine
Your trigonometry learners derive the laws of sine and cosine in order to use them in real-life applications that involve solving triangles, in this week-long unit that is directed by the teacher, but is very student centered. Cartography and art applications intice learners to apply these laws to various forms of maps, some created by students and some from the famous Vatican Map Room.
9th - 12th Math 8 Views 1 Download CCSS: Adaptable
7.2 Law of Cosines
In this law of cosines worksheet, students use the law of cosines to solve equations containing a triangle. They find the area of a triangle and determine the length of one side of a triangle. This two-page worksheet contains eight multi-step problems.
10th - 12th Math 3 Views 7 Downloads
Basic Theorems and Proofs
In this pre-calculus worksheet, 11th graders recall the three forms of the law of cosines and used it to solve problems involving triangles. They also write out the laws of sines and use those to solve problems with angles. There are 15 questions.
11th Math 3 Views 10 Downloads
Law of Sines and Cosines
For this sine and cosine worksheet, students read story problems and use the trigonometric functions to determine distance, height, and width of objects. Students extrapolate information from the story and draw models. This two-page worksheet contains 15 problems.
9th - 11th Math 3 Views 31 Downloads
Trigonometry Involving Figures - Week 11
In this trigonometry worksheet, students use trigonometric functions to determine the measurement of angles and the length of sides in given figures. Most figures are comprised of rectangles containing parallel and perpendicular lines, as well as diagonals.
10th - 11th Math 3 Views 4 Downloads
New Review Are You Pulling My Trig?
Build on students' knowledge about triangles with this introductory lesson on trigonometric ratios. After first exploring key terms in a scavenger hunt activity, students solve a series of guided and independent practice problems dealing with the sine, cosine, and tangent functions.
9th - 12th Math 5 Views 1 Download CCSS: Designed