Concurrency & the Circumcenter
In this activity, students will explore the perpendicular bisectors of the sides of a triangle. Students will discover that the perpendicular bisectors are concurrent and that the point of concurrency is the circumcenter. Students should discover the relationship between the type of triangle and ...https://education.ti.com/en/activity/detail/concurrency--the-circumcenter_1
Ratio of Areas
In this activity, students use the CellSheet™ Application to determine geometric ratios of areas. Students determine the position of the vertices of a square that has all four vertices on the sides of a larger square and has a specified area. They also learn how quadratic functions can model geom...https://education.ti.com/en/activity/detail/ratio-of-areas
REAL LIFE REAL WORLD Activity: Archeologist Frieze Patterns
Archeologists, when classifying artifacts, often take note of the physical properties or attributes of artifacts, such as the materials from which the artifacts are made, and their size, shape, function, and decoration. Friezes are often seen as ornaments in architecture. Frieze patterns can be f...https://education.ti.com/en/activity/detail/real-life-real-world-activity-archeologist-frieze-patterns
Rational Addition, Subtraction
This StudyCardstrade; stack covers adding (or subtracting) numerators with simple to complex denominators. The set ends with sums or differences of rational functions with different denominators. Use with Foundations for College Mathematics, Ch. 7.4.https://education.ti.com/en/activity/detail/rational-addition-subtraction
Solve Absolute Value Equation
This StudyCards™ set moves from explaining what an equation is, to solving an equation. The function approach is used to solve the equations. Use with Foundations for College Mathematics, ch. 5-3.https://education.ti.com/en/activity/detail/solve-absolute-value-equation
Solve Linear Equation
This StudyCards™ set begins with "what is an equation?" and continues with solving linear equations using the graph of the related linear function(s), the trace and zeros methods. Use with Foundations for College Mathematics, ch. 5-1.https://education.ti.com/en/activity/detail/solve-linear-equation
Exterior Angle Sums with Cabri Jr.
A Cabri Jr. activity studying exterior angle sums.https://education.ti.com/en/activity/detail/exterior-angle-sums-with-cabri-jr
Rational Reduction
This StudyCards™ stack begins with arithmetic examples and continues through algebra. Students compare numeric representations of the problem to confirm the correct reduced form. Use with Foundations for College Mathematics, Ch. 7.2.https://education.ti.com/en/activity/detail/rational-reduction
Solving Equations
Students use the graphing features on the TI-83/84 to solve equations.https://education.ti.com/en/activity/detail/solving-equations
Measuring Angles in a Triangle
In this activity, students learn about the sum of the angles in a triangle. They understand triangles and their interior angles. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimensional geometric shapes and develop mathematical arguments about geometric relat...https://education.ti.com/en/activity/detail/measuring-angles-in-a-triangle
Combining Like Terms
Students can use this LearningCheck™ to practice the distributive property and combining like terms with positive integershttps://education.ti.com/en/activity/detail/combining-like-terms
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
Reaction Time
The students will do experiments involving reaction time, and then make a histogram displaying their datahttps://education.ti.com/en/activity/detail/reaction-time
Measuring Angles of a Triangle
In this activity, we will draw a triangle, label the vertices, measure the interior angles, find the sum of the angles and then change the angles.https://education.ti.com/en/activity/detail/measuring-angles-of-a-triangle
Coordinate System
Students demonstrate understanding of coordinate system and ordered pairs using Activity Center.https://education.ti.com/en/activity/detail/coordinate-system
Measuring Polygons - An Introduction to Cabri Jr.
This activity is designed as an intoduction to using the Carbr Jr. application on the TI-83+/84+ calculators. Students are guided through the menu system and are shown how to draw triangles, quadrilaterals and and a pentagon. Perimeter and angle measurements are also explained. The activity leads...https://education.ti.com/en/activity/detail/measuring-polygons--an-introduction-to-cabri-jr
Say What You Mean!
This is a fun activity that has students determining how grades could be adjusted should a curve be given. Students will experiment with lists and stat plots to determine if their adjustments create a line or a curve when plotted on a graph.https://education.ti.com/en/activity/detail/say-what-you-mean
Discovering Integer Rules (Multiplying/Dividing)
Students will determine rules for integer operations using the calculator.https://education.ti.com/en/activity/detail/discovering-integer-rules-multiplyingdividing
Modeling Exponential Decay with a Look at Asymptotes
In this activity, students approximate exponential decay models by defining parameters A and B in the exponential equation y = abx. They identify non-zero asymptote form of an exponential function.https://education.ti.com/en/activity/detail/modeling-exponential-decay-with-a-look-at-asymptotes
Midpoint Formula Discovery
Step by step instructions are given for the students to draw a segment, find the midpoint, and label the coordinates of the two endpoints and the midpoint. The students then record the data in a table for various segments. Based on the table students will discover how to find the midpoint of a se...https://education.ti.com/en/activity/detail/midpoint-formula-discovery
Distance - Time Graphs
CBR™ and Graphing Calculators allow a conceptual understanding of distance-time graphs.Created in conjunction with California State University Bakersfield Professor Dr. P. Michael Lutz through funds provided by the California Mathematics Project.https://education.ti.com/en/activity/detail/distance--time-graphs
Division of Integers
Students use StudyCards(tm) to practice completing division equations that include positive and negative integers.https://education.ti.com/en/activity/detail/division-of-integers
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
More difficult factoring
To check sign placement for factoring of trinomials when the coefficient in front of the x square is greater than one and the signs are different.https://education.ti.com/en/activity/detail/more-difficult-factoring
Estimating Square Roots
By estimating the value of a square root students will get practice in identifying perfect squares, in checking for reasonableness of an answer, and in mental math.https://education.ti.com/en/activity/detail/estimating-square-roots