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Law of Cosines

For Teachers 7th - 9th
Students model scenarios using functions and their properties. In this trigonometry activity, students calculate the angles of sine, cosine and tangent. They perform operation using a calculator.
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Hospital Locator

For Teachers 7th - 9th
Students apply properties of triangles to the real world. In this geometry lesson, students identify the median and angle bisectors of triangles. They plan the appropriate are to place a new medical center based on their knowledge of...
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Square Graphs

For Teachers 7th - 11th
Students identify the different properties of quadrilaterals. In this geometry-instructional activity, students define parallel sides and diagonals of polygons as they compare to a quadrilateral. They identify the methods to find the...
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Are you in Golden Shape

For Teachers 7th - 10th
Students solve and verify the solution for unknown measures. In this geometry instructional activity, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.
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Law of Cosines Practice

For Teachers 8th - 10th
Students practice solving problems with non-right triangles. In this precalculus lesson plan, students define and identify the properties of the Law of Cosine. They solve problems and investigate the history behind Cosine.
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Pythagorean Theorem

For Teachers 8th - 10th
Students investigate the properties and idea of the Pythagorean Theorem. In this algebra lesson, students identify the different parts of a right triangle and relate it to the Pythagorean Theorem. They do a robotic experiment to...
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Fun With Fractals

For Teachers 7th - 11th
Students use fractals to analyze nature. In this geometry lesson, students work in groups using technology and math to communicate. They identify where in the real world fractal can be seen.
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Linear and Nonlinear Functions

For Teachers 8th - 10th
Learners identify properties of a line. In this algebra activity, students differentiate between functions and nonfunctions. They use the slope and y intercept to graph their lines.
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Pythagorean Theorem

For Teachers 8th - 12th
Young scholars apply properties of Pythagorean to solve problems. In this geometry lesson, students identify the different parts of a right triangle using ratios. they solve problems using squares and square roots.
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Camping with a Triangular Prism and Its Net

For Teachers 8th - 10th
Students differentiate triangular prisms from other prisms using nets. In this geometry activity, students define the properties of a triangular prism and its symmetry. They build a triangular prism moving lines around.
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Managing Nutrients in Livestock Manure

For Teachers 6th - 8th Standards
Livestock managers reinforce math and science skills while learning about the nutrients found in manure. They predict which animal produces the largest amount and which animal's manure contains the most nitrogen. Finally, they compare...
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Understanding Slope

For Teachers 8th - 10th
Students find and define the slope of a line. In this algebra lesson,students differentiate between positive and negative slopes. They define the properties and slopes of vertical and horizontal lines.
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Triangle Inequality Theorem

For Teachers 7th - 9th
Students identify properties of triangles. In this geometry lesson plan, students create triangles using three different segments. They make conjectures and predictions.
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Can You Make a Hole in One?

For Teachers 8th - 11th
Students relate miniature golf to reflection of an image. In this algebra lesson, students collect and graph data as they study linear equations. They apply properties of graphing to solve real life scenarios.
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When Am I Ever Going to Use this?

For Teachers 8th - 10th
Students solve problems using equations and properties of integers. In this algebra lesson, students solve problems using ratio and proportion and graph their answers on a coordinate plane. They solve word problems using geometry.
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Proportional Similarities

For Teachers 8th - 10th
Young scholars model the geometric relationship with graphing. In this geometry lesson, students differentiate between parallel, perpendicular, similar and congruent shapes. They use properties of polygons to differentiate their...
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Effects of Parameter Changes

For Teachers 8th - 10th
Students define properties of a quadratic equation. In this algebra instructional activity, students graph and factor quadratic functions. They write equations for polynomials, given a graph.
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Fibonacci Sequences Icebreaker

For Teachers 8th - 12th
Students explore Fibonacci sequences. In this math lesson, students identify the relationship between two numbers. Students use Fibonacci sequences to create algebraic equations.
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Evaluating Using The Order of Operations

For Teachers 6th - 8th
Scholars are introduced to the usage of the Order of Operations. They explore the use of variables and how they are represented by any letter of the alphabet. They then engage in discussion for verbal assessment.
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Subtraction With Integers

For Teachers 6th - 8th
This thorough introduction to the concept of subtracting negative integers walk learners through the necessary steps using teacher modeling and guided practice. Number lines and various word problems are used to support understanding of...
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Dividing Integer Powers

For Teachers 8th - 12th
Work on the concept of using division with integer powers. The skills of using exponents and multiplying powers should be in place before attempting this lesson. The lesson provides examples for the teacher to use for direct instruction.
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The Trapping of Trapezoids

For Teachers 6th - 8th
This is a nice hands-on activity where young geometers create trapezoids and calculate their area by looking at areas of quadrilaterals and triangles. 
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Graphs and Transformations of Functions

For Teachers 8th - 10th
Is it possible to solve quadratic equations by factoring? It is, and your class will graph quadratic equation and functions too. They perform transformation on their graphs showing increasing and decreasing intervals, domain, and range....
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Will Exams Be Cancelled?

For Teachers 8th - 11th Standards
If the flu outbreak continues, exams will have to be canceled. Investigate the properties of exponential and logarithmic functions. For this algebra lesson, students use the TI to examine and differentiate between exponential growth and...

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