Trig Ratios - Exploring Sine, Cosine and Tangent
Using the Cabri Jr. App and the 83+/84+ calculators, student will explore and calculate the various trig ratios. This is an easy construction that and allow plenty of time of exploration and completion of the worksheet questions in class.https://education.ti.com/en/activity/detail/trig-ratios--exploring-sine-cosine-and-tangent
Tangents from the same exterior point with CABRI JR.
Use Cabri™ Jr. to discover what happens when we have two tangents from the same exterior point. After students investigate with Cabri Jr. they have a questions and a flow-proof to complete.https://education.ti.com/en/activity/detail/tangents-from-the-same-exterior-point-with-cabri-jr
NUMB3RS - Season 2 - "All's Fair" - Guess My Type or Lose
In "All's Fair," Charlie attempts to use social image typology to analyze motivations and strategies to determine which person(s) would be most likely to commit a terrorist act. With social image typology, one can study why people make decisions that they do. Based on what they know about each su...https://education.ti.com/en/activity/detail/numb3rs--season-2--alls-fair--guess-my-type-or-lose
Explore Parallel and Perpendicular Lines
Students will use a graphing calculator to explore graphs of parallel and perpendicular lines. Students will find that parallel lines have the same slope and different y-intercepts and that the slopes of two perpendicular lines are opposite reciprocals of each other. This Technology Lab accompa...https://education.ti.com/en/activity/detail/explore-parallel-and-perpendicular-lines
NUMB3RS - Season 3 - "Contenders" - Dialing Ben
In "Contenders," David's friend, Ben Ellis, is a suspect of two murders. The FBI can not find Ben when he stops using his cell phone. Charlie explains that Ben may be using a friend's cell phone and might be identified by his unique calling pattern, so he compares the cell phone records of Ben an...https://education.ti.com/en/activity/detail/numb3rs--season-3--contenders--dialing-ben
NUMB3RS - Season 3 - "Contenders" - Choosing Contenders
In "Contenders," the FBI asks Charlie and Amita to look at official league rankings of each fighter and compare them with their own 'rankings,' created using the skill levels and past performances of each fighter. They find that one fighter has had an easy path to the championship because this fi...https://education.ti.com/en/activity/detail/numb3rs--season-3--contenders--choosing-contenders
Describing Bivariate Data (Two Quantitative Variables)
Students explore the relationship between two quantitative variables in bivariate data using various x-y plots. They compare the relationships for several categories on the same plot. Students calculate the correlation coefficient to measure the strength and direction of the linear relationship t...https://education.ti.com/en/activity/detail/describing-bivariate-data-two-quantitative-variables
Net Present Value and Internal Rate of Return
In this activity, students deal with cash flow and its present value, which is its worth in today's dollars. They will compare alternative investments by determining their Net Present Value and Internal Rate of Return. They will also determine, when called for, whether it is more profitable to le...https://education.ti.com/en/activity/detail/net-present-value-and-internal-rate-of-return
Copying an Angle
Explore relationships (including congruence and similarity) among classes of two- and three-dimensional geometric objects, make and test conjectures about them, and solve problems involving them. Bullet 1 Construct an angle and find it's degree measure.Bullet 2 Use the Compass tool to replicate t...https://education.ti.com/en/activity/detail/copying-an-angle
The Phone Bill Problem
The student is given actual data and asked to find a line of best fit and to give "real world" interpretations of the slope and y-intercept. A great introduction to the 83/84 and its features. Download at www.TomReardon.com Click on Downloads.https://education.ti.com/en/activity/detail/the-phone-bill-problem
Arithmetic and Geometric means
This activity relates the concepts of the arithmetic and geometric means of two numbers. Students, with the aid of their TI calculators and TI-Navigator system, compute the arithmetic and geometric means for four different pairs of numbers. They send their results to the teacher's computer where ...https://education.ti.com/en/activity/detail/arithmetic-and-geometric-means
Binomial Multiplication
Students will enter an expression showing the multiplication of two binomials into Y1 in an equation that can be graphed. They will also multiply the binomials and enter the result into Y2 to verify that the graph remains the same. Finally, they will combine like terms and enter the result into...https://education.ti.com/en/activity/detail/binomial-multiplication
Trains in Motion
Students will make observations about the motion of two objects. They will compare and contrast this motion and consider how it corresponds to a graph representing distance as a function of time.https://education.ti.com/en/activity/detail/trains-in-motion
Transformations: Two Functions or Not Two Functions
Students create original artwork using all functions and conics studied throughout the course. Lines and absolute values, conic sections and whatever else they can stick in a "y=" are combined with some calculator tricks to make works of art that the students are really proud of.https://education.ti.com/en/activity/detail/transformations--two-functions-or-not-two-functions
Building curves
Students approach performing the basic operations on the polynomials from a graphical perspective. Given the graphs of two functions, they plot points that lie on the graph of the sum of the functions and draw conclusions about its behavior. Next, they calculate a regression to fit the points the...https://education.ti.com/en/activity/detail/building-curves
The Tortoise and the Hare
Students develop patterns using two or more rational number quantities. They comprehend the concept of functions by understanding the relationship between these quantities and their sums.https://education.ti.com/en/activity/detail/the-tortoise-and-the-hare
CDs Anyone?
Students write rules for real world functions. They make a table to compare function values and graph linear functions on the coordinate plane.https://education.ti.com/en/activity/detail/cds-anyone
What's Your Mileage?
Students use linear equations to model and solve real-world problems. Students also see the correlation between the graph of an equation and its calculated slope by plotting graphs by hand and then calculating slopes with the calculator and comparing.https://education.ti.com/en/activity/detail/whats-your-mileage
The Best Cell Phone Plan
Students will compare two cell phone plans and determine which plan is better for a specific situation. They will utilize both tables and graphs to make their decisions. Students need prior experience writing linear models for this activity.https://education.ti.com/en/activity/detail/the-best-cell-phone-plan
How Hot Is It?
Students who are familiar with the two most common standards of measuring temperature learn how to reliably convert from degrees Celsius to degrees Fahrenheit. Students also see how order of operations is crucial in an equation, through discussion and data entry on the calculator.https://education.ti.com/en/activity/detail/how-hot-is-it
Ratios of Similar Triangles
Students explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes.https://education.ti.com/en/activity/detail/ratios-of-similar-triangles
Absolutely!
Students first solve linear absolute value equations in a single variable using the definition of absolute value to write and solve two equations. They then explore the handheld's functionalities for solving and checking such equations. Students view graphs of absolute value inequalities, compare...https://education.ti.com/en/activity/detail/absolutely
What Is My Rule?
This activity encourages students to gain experience with the language of the Cartesian coordinate system. Each of the problems shows two points, z and w. Point z can be dragged, and point w moves in response. In describing the rule that governs the location of point w, students will most likely ...https://education.ti.com/en/activity/detail/what-is-my-rule
Midpoint Quadrilateral
This problem presents an opportunity for students to think about properties of quadrilaterals, and also to work on confirming observations through geometric reasoning. If your state has adopted the Common Core State Standards, this alignment might be helpful: Geometry: Prove Geometric Theorems G....https://education.ti.com/en/activity/detail/midpoint-quadrilateral
It's a Parallelogram, You Say?
Students represent complex numbers in the complex plane as points or vectors and display the sum and difference of two complex numbers as diagonals of the parallelograms they define.https://education.ti.com/en/activity/detail/its-a-parallelogram-you-say