Supplements and Complements
The attached files contain a supplementary angle and complementary angle for students to explore. They are asked which point changes the measure of the angle. They can move various parts of the construction. The files are designed to be used with your current instructional materials.https://education.ti.com/en/activity/detail/supplements-and-complements
Taxicab Geometry
In this activity, students begin a study of taxicab geometry by discovering the taxicab distance formula. They then use the definition of radius to draw a taxicab circle and make comparisons between a circle in Euclidean geometry and a circle in taxicab geometry. Lastly, they construct taxicab pe...https://education.ti.com/en/activity/detail/taxicab-geometry
Secants and Angles in a Circle
This activity is designed to allow students to gain an understanding of the relationship between the arcs and angles formed by secants drawn from a common external point outside a circle. It includes an interactive geometry page, some circle problems, and a Euclidean proof.https://education.ti.com/en/activity/detail/secants-and-angles-in-a-circle
Square Root Spiral and Function Graphs
In this activity, students will investigate the spiral formed by square roots of consecutive numbers, numerical approximations for square roots, the plot of the square root spiral arm lengths, and the graph of the square root function.https://education.ti.com/en/activity/detail/square-root-spiral-and-function-graphs
Secants, Tangents, And Angle Measures
This activity is intended to be used as an interactive tool to help students learn about the relationships between the the angles and arcs formed with intersecting secant and tangent lines.https://education.ti.com/en/activity/detail/secants-tangents-and-angle-measures
Soap Warehouse: The Shortest Distance Between Stores
In this investigation we are going to determine the best place to build a warehouse so that it can service three stores with the least amount of travel.https://education.ti.com/en/activity/detail/soap-warehouse-the-shortest-distance-between-stores
Special Segments in Triangles
In this activity, students construct medians, altitudes, angle bisectors, and perpendicular bisectors of triangles. They then drag the vertices to see where the intersections of the segments lie in relation to the triangle, and they measure distances to identify relationships. They see that the i...https://education.ti.com/en/activity/detail/special-segments-in-triangles_1
Exploring Vertical Asymptotes
Students will be able to determine the domain of rational functions, use algebraic concepts to determine the vertical asymptotes of a rational function, determine the removable discontinuities of a rational function, and describe the graph of a rational function given the equation.https://education.ti.com/en/activity/detail/exploring-vertical-asymptotes
Balancing Equations
This lesson involves understanding what it means for an equation to be balanced in the process of solving linear equations with one variable.https://education.ti.com/en/activity/detail/balancing-equations
How far do you live from school?
Prior to this activity students determine how far they live from school and how long it takes them to get to school. They analyze this data using various types of graphs and draw conclusions regarding the relationship between time and distance. They also look at zip codes and explore factors that...https://education.ti.com/en/activity/detail/how-far-do-you-live-from-school
Linear Modeling
This lesson involves modeling relationship between variables related to the operational cost of airplanes.https://education.ti.com/en/activity/detail/linear-modeling
Linear Equations, How Can I Tell?
This is a lesson to be used when introducing linear equations. The class is to determine parallel slopes, slope of the line, and slope- intercept form while investigating the graphs.https://education.ti.com/en/activity/detail/linear-equations-how-can-i-tell
How Does a Spring Scale Work?
In this lesson, teachers will use a spring to help students learn that the constant of proportionality between two proportional quantities is the unit rate of change.https://education.ti.com/en/activity/detail/how-does-a-spring-scale-work
Soda Problem: Finding the relationship between Sodium and Sugar
The students will use nutrition label data of certain sodas to create and analyze a scatterplot of the amount of sodium versus the amount of sugar in various soft drinks. They will put the data into lists, create scatterplots, discuss correlations, acquire the line of best fit, and predict other...https://education.ti.com/en/activity/detail/soda-problem-finding-the-relationship-between-sodium-and-sugar
Hanging with the Incenter
In this activity, students will explore the angle bisector of the angles of a triangle. Students will discover that the angle bisectors are concurrent. The point of concurrency is the incenter. Students should discover the relationship between the type of triangle and the location of the point of...https://education.ti.com/en/activity/detail/hanging-with-the-incenter
Finding Pi
Students discover that pi is the ratio of a circle's circumference to its diameter using manipulatives and the Nspire's data capture feature. This activity can be accomplished individually or in groups of 2 or 3.https://education.ti.com/en/activity/detail/finding-pi
Finding the Minimal Path to Put Out a Fire
A camper (at position A) must quickly put out a campfire (at position B). The river is represented by the horizontal line segment CD passing through point P. Where should point P be positioned on the river so that the camper will travel the shortest (minimal) path from point A, to the river at po...https://education.ti.com/en/activity/detail/finding-the-minimal-path-to-put-out-a-fire
Exploring Parabolas
Students will explore the parabola by investigating links between its standard equation form and its graph. Students will also discover the axis of symmetry and the vertex of a parabola.https://education.ti.com/en/activity/detail/exploring-parabolas
Flatland: The TI-Book
One of the best geometry books of all time is Flatland. Written over a century ago, there is no copyright for this book and you can find it available free as a podcast or a text file. However, nothing beats a TI-book with nicely produced diagrams.https://education.ti.com/en/activity/detail/flatland-the-tibook
Printing Your Own Books - is it more cost effective?
In this activity, students will create functions based on real-life scenarios, fill out a table of values, and critically analyze characteristics of graphs.https://education.ti.com/en/activity/detail/printing-books
Distributive Property
Investigate the concept of algebraic distribution of multiplication over addition using numbers.https://education.ti.com/en/activity/detail/distributive-property
Investigating Inscribed Angles
Investigation of the relationship between inscribed angles subtended by the same arc or chord.https://education.ti.com/en/activity/detail/investigating-inscribed-angles
Investigating Properties of Quadrilaterals Using the TI-Nspire Navigator
Why spend time listing properties/theorems on the board when your students can be actively engaged in the discovery of such properties. This activity will make use of the TI-Nspire and the TI-Nspire Navigator to exchange files with the students handhelds. The Class Analysis feature of the TI-Ns...https://education.ti.com/en/activity/detail/investigating-properties-of-quadrilaterals-using-the-tinspire-navigator
Investigating the Sum of Polygon Angle Measures
In this activity, students will investigate the relationship between the number of sides of a polygon and the sum of the measures of the angles of the polygon.https://education.ti.com/en/activity/detail/investigating-the-sum-of-polygon-angle-measures
Exterior Angle Theorem
In the activity, you will investigate the relationship found between an exterior angle of a triangle and its related remote interior angles.https://education.ti.com/en/activity/detail/exterior-angle-theorem