Dilations in the Plane
A dilation is a transformation that produces a figure with a different size from that of the original figure. In this activity, you will explore the properties of dilations and the relationships between the original and image figures.https://education.ti.com/en/activity/detail/dilations-in-the-plane
Dilations in the Plane (Transformations)
In this activity, students will explore the properties of dilations and the relationships between the original and image figures.https://education.ti.com/en/activity/detail/dilations-in-the-plane-transformations
Dilations in the Plane
In this activity, students will learn to use the Dilation tool on the Cabri™ Jr. application. They will also investigate the properties of dilations and the effects of dilations in the coordinate plane.https://education.ti.com/en/activity/detail/dilations-in-the-plane_1
Move it
In this activity, students investigate transformation, slides and scaling, of a triangle using lists. They will add, subtract and multiply numbers to the list and describe the changes that have occurred. Students are to make the connection between changing the x- or y-values and the transformation.https://education.ti.com/en/activity/detail/move-it
Exploring the Centroid of a Triangle
In this activity, students investigate what happens when all three medians of a triangle are drawn. They learn how to locate the centroid. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimensional geometric shapes and develop mathematical arguments about geome...https://education.ti.com/en/activity/detail/exploring-the-centroid-of-a-triangle
Mirror, Mirror, on the Graph
In this activity, students review basic geometry vocabulary while investigating reflections on a coordinate grid.https://education.ti.com/en/activity/detail/mirror-mirror-on-the-graph
Exploring the Diameter and Circumference of a Circle
In this activity, students explore the relationship between a circles' circumference and its diameter which leads them to their own "discovery" of a value for pi. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimensional geometric shapes and develop mathematic...https://education.ti.com/en/activity/detail/exploring-the-diameter-and-circumference-of-a-circle
Points in the Coordinate Plane
In this activity, students will use the Cabri™ Jr. Application to explore the coordinate system.https://education.ti.com/en/activity/detail/points-in-the-coordinate-plane
Organized Guess and Check using CellSheet
Students will use the APP CellSheet to aid in answering a typical guess and test problem. The activity will help in their organizational ability as well as with cell sheet usage. Their answers will be shared using Navigatorhttps://education.ti.com/en/activity/detail/organized-guess-and-check-using-cellsheet
Extension: Parallel Lines and the Sum of the Angles
Students construct a line parallel to the base of a triangle and measure the angles formed. They use the construction to prove that the sum of the measures of the interior angles of a triangle is 180 degrees.https://education.ti.com/en/activity/detail/extension-parallel-lines-and-the-sum-of-the-angles
Exterior and Interior Angle Theorem
In this activity, students investigate the relationship between the exterior angle of a triangle and its remote interior angles. They study the Triangle Sum Theorem and the Exterior Angle Theorem.https://education.ti.com/en/activity/detail/exterior-and-interior-angle-theorem
What am I?
In this lesson, students will get a quick review or refresher on topics such as points, lines, planes, rays and line segments. This is a great warm-up or wrap-up.https://education.ti.com/en/activity/detail/what-am-i
We Have the Same Birthday
In this activity, students use simulations to answer a popular question involving probabilities. They will use the randInt and mean commands to determine the average number of people that need to be in a room to share a birthday.https://education.ti.com/en/activity/detail/we-have-the-same-birthday
Exploring Quadratic Data with Transformation Graphing
Students practice with the parameters of the vertex form of the parabola and their effect on the shape of the curve. They use this concept to find a quadratic model. They also use translation and dilation to change the general parabola.https://education.ti.com/en/activity/detail/exploring-quadratic-data-with-transformation-graphing
Using Venn Diagrams to Find the GCD
In this activity, students use Venn Diagrams to classify numbers. They will first classify multiples of 3, 5, and 6, deciding where to place the least common multiple. Then, students will use the TI-84 Plus C Silver Edition™ integer division and remainder features to help them classify fact...https://education.ti.com/en/activity/detail/using-venn-diagrams-to-find-the-gcd
The Rule of Four
In this activity, students will use a variety of features of the TI-84 Plus to represent problem situations. Students will look at problems algebraically, graphically, verbally, and numerically.https://education.ti.com/en/activity/detail/the-rule-of-four
Drawing Conclusions
This activity introduces students to the concept of collecting and analyzing data and using conjectures to formulate new questions.https://education.ti.com/en/activity/detail/drawing-conclusions
Are There Any Seats Left
This activity allows students to use a simulation to understand why airline companies routinely overbook flights.https://education.ti.com/en/activity/detail/are-there-any-seats-left
Changing Before My Eyes
In this activity, students will discover how pictures formed by graphing ordered pairs can be stretched (and shrunk) by multiplying (and dividing) the coordinates.https://education.ti.com/en/activity/detail/changing-before-my-eyes
Exploring Platonic Solids
This activity is best at the very beginning of a unit on solids. Students will observe Platonic solids using an interactive website (from the NLVM) projected to the whole class. Students will predict the number of edges, vertices, and faces of the five solids and record their predictions on a Lea...https://education.ti.com/en/activity/detail/exploring-platonic-solids
Exploring Quadratic Data
Students will analyze the vertex form of a parabola and find an approximate fit of a model. They will study the quadratic function (parabola) and its properties by developing quadratic models. They also use translation and dilation to change the general parabola.https://education.ti.com/en/activity/detail/exploring-quadratic-data
Calculating Unit Prices
In this activity, students will compare ratios with different denominators, and then with common denominators. They will also find unit rates.https://education.ti.com/en/activity/detail/calculating-unit-prices
Calculating Sale Prices
In this activity, students will find discounts and sale prices for items selling at 20% off and 40% off by using tables. They will then find the general rules, using a variable, for finding those discounts and prices.https://education.ti.com/en/activity/detail/calculating-sale-prices
It's a Bug's Temp
Uses information provided in a table to determine what if any relationship exists between the air temperature and the temperature of an insect.https://education.ti.com/en/activity/detail/its-a-bugs-temp
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