Drawing and Measuring an Angle
Students learn to use drawing and measurement tools to measure angles. They explore and review types of angles as their measurements are altered. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimensional geometric shapes and develop mathematical arguments abo...https://education.ti.com/en/activity/detail/drawing-and-measuring-an-angle
Midsegment of a Triangle
Students explore the properties of triangles formed by connecting the midpoints of two sides of a triangle, and examine the relationship between the two triangles. They study the Triangle Midsegment theorem.https://education.ti.com/en/activity/detail/midsegment-of-a-triangle
Matrix Transformation of Triangles
The symmetry of a trangle on the coordinate plane is discovered through the 2X2 matrix transformations.https://education.ti.com/en/activity/detail/matrix-transformation-of-triangles
Grandparents and Special Friends Day
This lesson was designed for our Grandparents and Special Friends day. It can be used for any visitation day, or an open house. The lesson is designed to review percent of a whole and the sector of the circle representing the percentage. Although circle graphs can be created in a spreadsheet prog...https://education.ti.com/en/activity/detail/grandparents-and-special-friends-day
Midsegments of a Triangle
In this activity, students will construct midsegments of a triangle, and look to formulate statements that appear to be true about the construction. They will form a midsegment triangle and compare the properties of the triangles formed.https://education.ti.com/en/activity/detail/midsegments-of-a-triangle
Maximizing the Area of a Rectangle
This activity is adapted from one of the TI books. Students measure lengths and widths of rectangles and record for the class to see. Each group's rectangle has the same perimeter, but different areas. After a discussion, students make predictions, a scatterplot, and quadratic regression. An exte...https://education.ti.com/en/activity/detail/maximizing-the-area-of-a-rectangle
Lines in the Plane
In this activity, students create a slope triangle and understand the concepts of slope and the equation of lines. They realize that slope is constant at all points along a fixed line. They also explore the slopes of parallel and perpendicular lines.https://education.ti.com/en/activity/detail/lines-in-the-plane
Measuring Angles in a Quadrilateral
In this activity, use an interactive, and investigative approach to determining the sum of the interior angles of a quadrilateral. They use Cabri™ Jr. to draw, measure, and calculate the characteristics of the angles of quadrilaterals. NCTM Geometry Standard covered: Analyze characteristics and p...https://education.ti.com/en/activity/detail/measuring-angles-in-a-quadrilateral
Isosceles Triangles
Questions on the basic characteristics of an isosceles trianglehttps://education.ti.com/en/activity/detail/isosceles-triangles
Proof of Identity
Students use graphs to verify the reciprocal identities. They then use the calculator's manual graph manipulation feature to discover the negative angle, cofunction, and Pythagorean trigonometric identities.https://education.ti.com/en/activity/detail/proof-of-identity
Parametric Equations
We express most graphs as a single equation which involves two variables, x and y. By using parametric mode on the calculator you may use three variables to represent a curve. The third variable is t, time. (Topics - parametric functions)https://education.ti.com/en/activity/detail/parametric-equations
Greatest Area Activity
In this activity students will explore area as it compares to length of rectangles with a fixed perimeter by creating lists of the possible dimensions and the areas of these rectangles. Students will then graph a scatterplot of the data, find the quadratic regression, and explore the table of val...https://education.ti.com/en/activity/detail/greatest-area-activity_1
Transformers (Matrices)
Students explore a special subset of the transformations of a square called the symmetry group. They also find inverses of each transformation in the symmetry group. They then delve deeper into the algebra behind transformations, connecting them with matrix multiplication. Last, students extrapol...https://education.ti.com/en/activity/detail/transformers-matrices
Unit Circle
Students discover the relationship between the trigonometric functions sine, cosine, and tangent and the side length ratios of a right triangle.https://education.ti.com/en/activity/detail/unit-circle
Velocity and the Bouncing Ball
In this activity, students will explore the position of the ball versus time for a single bounce. They will also examine the relationship between the height of the ball and its velocity.https://education.ti.com/en/activity/detail/velocity-and-the-bouncing-ball
Breaking Up Over Model Bridges
The learning objective of this activity is to introduce the concept of reciprocal functions having the form: xy = k or y = f(x) = k/x, where k is a constant and x and y are variables. In Part I, twelve one inch paper squares arranged in various rectangles illustrate that length x width = 12 sq...https://education.ti.com/en/activity/detail/breaking-up-over-model-bridges
Investigating the Sine and Cosine Functions
Students use Cabri? Jr. to draw a circle and investigate the relationship between the coordinates of a point on the circle and sine and cosine of the angle whose terminal side passes through that point. NY State Algebra 2 & Trigonometry Standards covered: PS.3, PS.4, RP.2, CN.1, CN.2, A.55, A.5...https://education.ti.com/en/activity/detail/investigating-the-sine-and-cosine-functions
Absolutely Wonderful
The activity uses Cabri Jr. and TI-Navigator™ to explore the angle between the branches of an absolute value function. By the end of the activity, absolute value functions will be connected to trigonometry. This activity can be used in an algebra 2/pre-calculus course where students are already...https://education.ti.com/en/activity/detail/absolutely-wonderful
Binomial Probability in Baseball
In this activity, students will explore the link between Pascal's Triangle, the Binomial Theorem, and Binomial Probability Experiments.https://education.ti.com/en/activity/detail/binomial-probability-in-baseball
Can Pythagoras Swim?
Students will investigate relationships between sides of right triangles to understand the Pythagorean theorem and then use it to solve problems. Students will simplify expressions using radicals and exponents in this activity.https://education.ti.com/en/activity/detail/can-pythagoras-swim_1
LRAM_RRAM_MRAM -- A Graphical Investigation of how area under a curve is approx with rectangles.
This activity is designed for the student to investigate how area bounded by a curve and the x-axis can be approximated with areas of rectangles using LRAM, RRAM, MRAM.https://education.ti.com/en/activity/detail/lram_rram_mram--a-graphical-investigation-of-how-area-under-a-curve-is-approx-with-rectangles
TI-83 Plus Graphing Calculator | Texas Instruments
The popular, easy-to-use TI graphing calculator for math and science. Graph and compare functions, perform data plotting and analysis and more. Find out more. TI-83 Plus TI-83 Plus Graphing Calculator | Texas Instruments global website ...https://education.ti.com/en/products/calculators/graphing-calculators/ti-83-plus
What is My Angle?
Improve comprehension of the measure of angles through real-world examples in this unique Concept App.This App improves comprehension of the measure of angles through real-world examples using the TI-83 Plus and TI-84 Plus Families of graphing calculators. This is a Concept App. Concept Apps have not completed full product testing and/or definition.https://education.ti.com/en/software/details/en/F40B616F90A24C56A46159E3F0DF06F5/83whatismyangle
Naturwissenschaftliche Simulationen mit der TI-Nspire™ Technologie
Naturwissenschaftliche Simulationen mit der TI-Nspire™ Technologie global website Bringen Sie Ihren Schülern die Naturwissenschaften mit alltäglichen Beispielen näher Mit der TI-Nspire™ Technologie könn...https://education.ti.com/en/product-resources/science_simulations_de
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