Trigonometric Ratios
Students discover the trigonometric ratios through measuring the side lengths of similar triangles and calculating their ratios. The formal definitions of the sine, cosine, and tangent or an angle are presented and applied to find the missing side lengths.https://education.ti.com/en/activity/detail/trigonometric-ratios
"You're Hired!"
This activity will use linear programming and the Inequalz apps on the TI-84+ calculator to solve real world problems.https://education.ti.com/en/activity/detail/youre-hired
Investigating the Pythagorean Theorem
Use your TI-84 Silver Plus calculator and the Carbri Jr file 'PYTHAG' to have students investigate what happens to the results of the Pythagorean Theorem for acute, right, and obtuse triangles.https://education.ti.com/en/activity/detail/investigating-the-pythagorean-theorem
Snowflake Points
Students will connect the centers of snowflakes with a line preferably by applying the point-slope formula.https://education.ti.com/en/activity/detail/snowflake-points
REAL LIFE REAL WORLD Activity: Air Traffic Control
In this lesson, students will model and solve air traffic control problems with geometry software. The Cabri Jr. application will be used to construct a model of the problem situation and concepts from trigonometry and proportions are then applied to find the solution.https://education.ti.com/en/activity/detail/real-life-real-world-activity-air-traffic-control
How Many Solutions
Use the Inequality application to solve linear programming problems.https://education.ti.com/en/activity/detail/how-many-solutions
How Many States Have You Visited?
This is a beginner activity for students using the TI-84. Students will collect data from the class and create a Box & Whisker plot based on how many States students have visited. This is easy for the teacher to learn, and steps are relatively easy for students that are new to using 'stat plots...https://education.ti.com/en/activity/detail/how-many-states-have-you-visited
The Discovery of Pi
The Discovery of Pi With Cabri Jr., and hands on materials Students will measure the diameter and circumference of various round objects and compare them to determine pi. They will then perform this acivity again utilizing the Cabri Jr. App on the TI 84 Calculator.https://education.ti.com/en/activity/detail/the-discovery-of-pi
Translations in the Coordinate Plane
It is important for students to know what happens to the coordinates of points when they are translated in the coordinate plane. This activity enables students to use Cabri Jr. to develop this understanding.https://education.ti.com/en/activity/detail/translations-in-the-coordinate-plane
Transformations with Cabri Jr.
In this activity, get instructions on how to perform transformations using the Cabri Jr. Application on the TI-84 Plus.https://education.ti.com/en/activity/detail/transformations-with-cabri-jr
Solving Equations with Solve It
This activity will provide an opportunity for students to review solving equations on an application and still get credit for it.https://education.ti.com/en/activity/detail/solving-equations-with-solve-it
Are you interested in my dream car?
Students use the computer and finance application to calculate interest and payments associated in purchasing their "Dream Car".https://education.ti.com/en/activity/detail/are-you-interested-in-my-dream-car
Is an equilateral triangle a special case of isosceles?
The definition of isosceles triangle can determine whether an equilateral triangle is a special case of an isosceles triangle. Using the Cabri Jr. application, students can get a feel for which definition makes the most sense. Along the way, they get experience with a perpendicular bisector, me...https://education.ti.com/en/activity/detail/is-an-equilateral-triangle-a-special-case-of-isosceles
Is a square a special case of rectangle?
The definition of square can determine whether it is a special case of a rectangle. Using the Cabri Jr. application, students can get a feel for why its definition makes sense. Along the way, they get experience with perpendiculars, parallels, measuring lengths, and an informal look at the inte...https://education.ti.com/en/activity/detail/is-a-square-a-special-case-of-rectangle
Law of Large Numbers: Equal Opportunities
In this activity, students will use the Probability Simulation application to roll a fair die and explore the Law of Large Numbers. They will conduct probability experiments that involve tossing a fair die, graph the results, compare the experimental probability to its theoretical probability and...https://education.ti.com/en/activity/detail/law-of-large-numbers-equal-opportunities
On Your Mark, Get Set, React
This session will demonstrate a novel approach to reaction time experiments done in junior science and mathematics courses. Participants will use a Calculator-Based Ranger (CBR™) and a TI-83+ to record their reaction times. A statistical extension will be presented for use in mathematics classes....https://education.ti.com/en/activity/detail/on-your-mark-get-set-react
NUMB3RS - Season 3 - "Traffic" - What is Random
In "Traffic", Charlie lectures about randomness, explaining that 'our brains misperceive evenness as random and wrongly assume that groupings are deliberate'. In mathematics, we expect to see some clustering, or an occasional appearance of a pattern, when examining truly random events. In this ac...https://education.ti.com/en/activity/detail/numb3rs--season-3--traffic--what-is-random
Proof of the Pythagorean Theorem using Transformations
In this activity, students will explore visual proofs of the Pythagorean Theorem using area and transformations. They will use the Cabri™ Jr. app to perform translations on the squares constructed on the two legs and the hypotenuse of a right triangle to consolidate their understanding of the Pyt...https://education.ti.com/en/activity/detail/proof-of-the-pythagorean-theorem-using-transformations
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
Visualizing Vectors
In this activity, students use the CellSheet™ Application to graph vectors. They also learn to find the sum of two vectors.https://education.ti.com/en/activity/detail/visualizing-vectors
Angles in Circles
The student will use the Cabri Jr. APP to discover the relationship between inscribed and central angles in a circle.https://education.ti.com/en/activity/detail/angles-in-circles
Angle Bisectors and Medians of Quadrilaterals
In this activity, students will construct angle bisectors and medians in quadrilaterals and explore the properties that appear to be true for four-sided figures. They may find it necessary to review the definitions and properties of special quadrilaterals in order to construct the figures.https://education.ti.com/en/activity/detail/angle-bisectors-and-medians-of-quadrilaterals
The Pythagorean Theorem And Classifying Triangles
Students will use the converse of the Pythagorean Theorem to predict a triangle's classification. The Cabri Jr. App on the TI-83+/84+ family will be used to create triangles and find their measurements.https://education.ti.com/en/activity/detail/the-pythagorean-theorem-and-classifying-triangles
Sum of Interior Angles in a Triangle with Cabri Jr.
Students will discover the sum of the interior angles in a triangle using the Cabri Jr.™ Application.https://education.ti.com/en/activity/detail/sum-of-interior-angles-in-a-triangle-with-cabri-jr
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