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Exploring Geometry and Algebra using Cabri Jr. Application.
Learners solve geometric problems with algebra and graphing in this lesson. They will prove the bisectors theorem using the Cabri Jr. application, which requires Cabri on their TI.
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Exploring the Centroid of a Triangle
Pupils examine the centroid of a triangle as they use Cabri Jr. to construct a triangle and its medians. The dynamic nature of the software allows learners to measure the lengths of the segments in the triangle and conjecture and verify...
Texas Instruments
NUMB3RS Activity: Narrowing the Search
High schoolers explore the length of an n-dimensional vector. In this Algebra II/Pre-calculus instructional activity, students investigate an expansion of the Pythagorean Theorem to n-dimensional space.
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Internet Measurement
Students become familiar with how to get information from the Internet. In this math and technology lesson plan, students measure objects on a measurement sheet found on a web site. They practice using a standard unit of measurement...
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Simple Machines, Odd Machines
Students recognize and identify common objects that can be used as a lever. In this simple machines lesson, students experiment with materials to design and construct a machine that uses a lever. Students also design and build a catapult.
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The Bio-fuel Project: Creating Bio-diesel
Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.
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Zeros of Polynomials
Young scholars graph polynomials. In this Algebra II lesson, students investigate the graph of a polynomial to determine the value and the number of zeros. This lesson requires the use of a graphing calculator.
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Exploring Complex Roots
In exploring the concept of complex roots, students find the axis of symmetry and roots of parabolas. Then, they discuss what makes a solution complex and how to identify functions with complex roots.
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Magnets
Students conduct an experiment. In this magnets lesson, students review what they know about magnetism, work in groups to determine the magnetism of various objects and discuss their results.
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Distributive Property
Students solve problems using distribution. In this algebra lesson, students factor equations using the distributive property. They graph their solution on a graph.
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Checking Equivalence
Students solve equations. For this calculus lesson, students compare equations and identify equivalencies. They compare and approximate fractions and decimals.
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Horizontal and Vertical Lines
High schoolers solve equations and graph-their solutions. In this algebra lesson, students, identify the type of line using the slope of the equation. They graph and observe their lines.
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Rate of Change
Students observe and calculate slopes. In this algebra lesson, students graph equations and determine the pace at which the slope is changing. They use the navigator to see the change as they graph the lines around.
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Solving Systems by Graphing
Solve systems of equations with your super smart upper graders. They solve systems of equations and then graph two lines to find where they intersect. The focus on the activity is to have learners explore moving a point to illustrate...
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Factoring Trinomials
Have the class factor and solve trinomials of integers in the form x2 + bx + c, where b and c are positive. They relate factoring to area and then follow a specific format to factor their trinomials. Tiles are used to help them relate...
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Area "FOILed" Again!
Learners perform factoring on the TI. In this algebra lesson plan, students factor equations using the FOIL method. They use the TI navigator to show each step using a visual.
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Exponential Functions f(x) = abx
Students define exponential functions and graph the equation. In this algebra lesson plan, students discuss exponential growth and decay as they graph their functions. They differentiate between the base of growth and decay.
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Comparing Linear and Exponential Data
Learners graph linear and exponential equations. In this algebra instructional activity, students differentiate between linear and exponential equations. They relate it to the real world.
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Spreading Doom
Students explore the pattern created by a sequence or series. For this geometry lesson, students relate the spread of a virus to the growth of exponential functions. They collect data as they analyze the sequence created by the growth.
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Points, Lines, and Distance
Students calculate the distance between two points. In this geometry lesson, students define the meaning of the distance between parallel lines. They find the point of intersection of other lines.
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Alternate Interior Angles
Label angles of parallel lines to analyze the angles created by a transversal and two parallel lines. They graph their lines and observe the similarity and difference in the angles.
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Triangle Sum Theorem
Teach your class how to solve problems using the triangle sum theorem. For this geometry lesson, young scholars identify the missing angles in a triangle using the sum theorem. They graph triangles on the TI and moves the sides around to...
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Congruent Triangles
Students identify properties of triangles. In this geometry lesson, students differentiate between similar and congruent triangles. They use the umber of sides to help define the angle of the polygon.
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Corresponding Parts of Similar Triangles
Here is a lesson that has learners take a look at corresponding parts of similar triangles, ratios of similarity, reductions and enlargements. They'll manipulate the scale factor (r) to observe the changes in similar triangles and then...