Centers of a Triangle
The centroid, circumcenter, orthocenter, and incenter are the four classic centers of a triangle that are studied in geometry. In this activity, you will construct these center points and discover their properties.https://education.ti.com/en/activity/detail/centers-of-a-triangle
Function of a Circle
Students use Cabri,Jr. to construct a circle and its radius, measure both the circumference and the radius, and then collect data showing the relationship between the two. Using the TI-Navigator students input their data into lists and see the scatterplot of the collected data displayed on a coo...https://education.ti.com/en/activity/detail/function-of-a-circle
Area of a Regular Polygon
This activity has the students derive the formula for finding the area of a regular polygon. Demonstrating the procedure of constructing a regular polygon in front of the class maybe necessary depending on the students prior experiencehttps://education.ti.com/en/activity/detail/area-of-a-regular-polygon
Investigating Segments in a Right Triangle
In this activity, students review definitions of terms such as right triangle, hypotenuse, midpoint, vertices, and equidistant. They also discover an important characteristic of the midpoint of the hypotenuse. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dime...https://education.ti.com/en/activity/detail/investigating-segments-in-a-right-triangle
Pythagorean Theorem with Equation Solver
Students will represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/pythagorean-theorem-with-equation-solver
Constructing Circles
In this activity, students will investigate the construction of circles that pass through a given number of points. They will also investigate the number of points needed to generate a unique circle in a plane.https://education.ti.com/en/activity/detail/constructing-circles
Constructing Triangles
This activity focuses on the various ways to construct the different types of triangles such as isosceles, equilateral, right, and right isosceles triangles. Students will begin by constructing triangles based on a minimal definition of the shape of the triangle. They will then make constructions...https://education.ti.com/en/activity/detail/constructing-triangles
NUMB3RS - Season 2 - "Assassin" - Experimenting with Paper Airplanes
In the episode "Assassin," Charlie and Larry discuss a paper airplane contest and some factors that affect the flight of a paper airplane. Because it is much simpler, a paper airplane can be easily modified and then tested to see how those changes affect its flight.https://education.ti.com/en/activity/detail/numb3rs--season-2--assassin--experimenting-with-paper-airplanes
Conics as a Locus of Points
Students investigate the definition of a parabola through one of its geometric definitions. They study conic sections. They examine an ellipse as a locus of points such that the sum of distances from the foci to the traced path is constant.https://education.ti.com/en/activity/detail/conics-as-a-locus-of-points
Decimal Defender App
This App helps students practice multiplication and division with decimals in a fun environment. Students use this App to learn standard multiplication and division algorithms as well as understand topics such as scientific notation, the metric system, and more.https://education.ti.com/en/activity/detail/decimal-defender-app
Modeling Exponential Decay with a Look at Asymptotes - Activity 7
Students use sample data to approximate models with the Transformation Graphing Application. They are introduced to the idea of discrete data sets being used with continuous function models. They also identify non-zero asymptote form of an exponential function.https://education.ti.com/en/activity/detail/modeling-exponential-decay-with-a-look-at-asymptotes--activity-7
Grandparents and Special Friends Day
... whole and the sector of the circle representing the percentage. Although circle graphs can be created in a spreadsheet program using Cabri Jr® introduces the concept of angle rotation, and central angle measures. For younger children you may change the measure between the radii and not teach ro...https://education.ti.com/en/activity/detail/grandparents-and-special-friends-day
Transformations in the Coordinate Plane
Students will apply transformations and use symmetry to analyze mathematical situations. Also, they will represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/transformations-in-the-coordinate-plane
Linear Equations for Which the Sum of the Coordinates is Constant
This activity allows students to explore situations in which points with a constant sum of x-coordinate and y-coordinate are graphed. Through the use of TI-Navigator to see the results of the entire class, students can determine that an oblique line is formed from such points. This oblique line...https://education.ti.com/en/activity/detail/linear-equations-for-which-the-sum-of-the-coordinates-is-constant
Investigating Laws of Exponents
Represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/investigating-laws-of-exponents
Linear Regression
Each set of 32 reproducible masters teaches appropriate keystroking and ample practice for each topic in mathematics.https://education.ti.com/en/activity/detail/linear-regression
Get Your Numbers in Shape (TI-83/84 Family)
Students produce a sequence, explore patterns and find a linear or quadratic equation for a given pattern. They use inductive reasoning to make conjectures about patterns. Students also find the Y-value of a function if the X-value is provided, and vice versa.https://education.ti.com/en/activity/detail/get-your-numbers-in-shape-ti8384-family
Where’s the Point?
This activity can be used to introduce students to the Cartesian plane. They should have some familiarity with how points are located in the plane using two coordinates, but the emphasis in this activity is solidifying students' understanding of just how that is done. As configured, the activity ...https://education.ti.com/en/activity/detail/wheres-the-point
How Many Drivers? Investigating the Slope-Intercept Form of a Line
In this activity, students will be introduced to the slope-intercept form of a linear equation. They will recognize the effects of changes in the slope and y-intercept on the graph of a line. Students will use the Transformation Graphing application to find an approximate linear model of the actu...https://education.ti.com/en/activity/detail/how-many-drivers-investigating-the-slopeintercept-form-of-a-line
Successive Differences
Students explore the relationships between the side length and perimeter of a square and the edge length and surface area of a cube by manipulating geometric models. They use the models to generate a dataset, calculate successive differences, and use them to determine which type of function best ...https://education.ti.com/en/activity/detail/successive-differences
Inequality Graphing App
Students explore inequalities by entering inequalities using symbols, plot their graphs (including union and intersection shades), store (x, y) coordinate pairs as lists, enter inequalities with vertical lines in an X= editor, and trace points of interest (such as intersections) between functions.https://education.ti.com/en/activity/detail/inequality-graphing-app
Parabola Construction
Students construct parabolas using the focus and directrix definition. They also explore how the location of the focus with respect to the directrix affects the shape of the parabola.https://education.ti.com/en/activity/detail/parabola-construction
The Garbage Problem
Students examine data about garbage production and graphically represent data in a scatter plot. From the data students make predictions. They develop an understanding of the environmental impact of trash accumulation and the need for a plan to deal with potential garbage problems.https://education.ti.com/en/activity/detail/the-garbage-problem
Guess My Coefficients
Students will represent and analyze mathematical situations and structures using algebraic symbols and understand patterns, relations, and functions.https://education.ti.com/en/activity/detail/guess-my-coefficients
Understanding Solutions of Systems Using Tables and Graphs
Students represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/understanding-solutions-of-systems-using-tables-and-graphs