Fixed Perimeter Rectangles
Investigate side length and area in a rectangle with fixed perimeter.https://education.ti.com/en/activity/detail/fixed-perimeter-rectangles
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
Domain and Range
Explore visual representations of relations to determine their domain and range.https://education.ti.com/en/activity/detail/domain-and-range
Pledge Plans: An Exploration of Linearity
A brief overlook of slope and how it is applied to real-life situations.https://education.ti.com/en/activity/detail/pledge-plans-an-exploration-of-linearity_1
Dinner Party
Students investigate the total cost of a private party at three restaurants and then model the cost of a party at each restaurant with the graph of a linear function.https://education.ti.com/en/activity/detail/dinner-party_1
Points on a Line
Develop an understanding of the slope of a line.https://education.ti.com/en/activity/detail/points-on-a-line_1
Direct Variation Continued: Pumpkins and Cars
This activity explores converting kilograms to pounds using the top heaviest pumpkins and finding various rates for hybrid cars.https://education.ti.com/en/activity/detail/direct-variation-continued-pumpkins-and-cars
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
Dog Days or Dog Years?
Students use ordered pairs, table of values, and a scatter plot to determine a function that represents real world data.https://education.ti.com/en/activity/detail/dog-days-or-dog-years
Factoring Trinomials Part 2
Explore trinomials of the form x2 + bx + c, where b is negative and c is positive.https://education.ti.com/en/activity/detail/factoring-trinomials-part-2
Investigating the Angles of a Triangle
The following will find the sum of the interior angles of a triangle and the sum of the remote interior angles of a triangle. Students can then change the type of triangle. The student will see that the sum of the interior angles is always 180 degrees. Also, the student will see that the sum of t...https://education.ti.com/en/activity/detail/investigating-the-angles-of-a-triangle
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
Ratios of Similar Triangles
In this activity, students will explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes. Then they will write proportions using the ratios.https://education.ti.com/en/activity/detail/ratios-of-similar-triangles_1
Exploring Transformations
Explore transformations of an absolute value function.https://education.ti.com/en/activity/detail/exploring-transformations
Perpendicular Slopes
Students investigate the 'negative reciprocal' relationship between the slopes of perpendicular lines. The final phase of the activity is appropriate for more advanced students as they are led through an algebraic proof of the relationship. Optional geometric activities (problems 5 and 6 of the ....https://education.ti.com/en/activity/detail/perpendicular-slopes
Applications of Equations
Students will apply equations to a real-world problem about the number of people attending a museum. They will study the parts of an equation that represents the situation. Then, students will use a dynamic model to find the solution to the equation and interpret what the result means in the real...https://education.ti.com/en/activity/detail/applications-of-equations
Inscribed and Central Angles in a Circle
This activity explores the relationship between inscribed angles subtended by the same minor arc. The second problem explores the relationship between inscribed angles and central angles subtended by the same minor arc.https://education.ti.com/en/activity/detail/inscribed-and-central-angles-in-a-circle
Inscribed Angles Theorem
Students investigate the relationship between inscribed angles and central angles, the Inscribed Angle Theorem.https://education.ti.com/en/activity/detail/inscribed-angles-theorem_1
Inscribed Regular Polygons
Students will calculate the changing area and perimeter of inscribed polygons as the number of sides increase. The measurements will be recorded in a spreadsheet for analysis. Students will be learning to use the measurement tools and the Hide/Show function of the TI-Nspire. Students will be aske...https://education.ti.com/en/activity/detail/inscribed-regular-polygons
Balanced Systems of Equations
A solution to a system of equations is an ordered pair that makes both equations true at the same time.https://education.ti.com/en/activity/detail/balanced-systems-of-equations
Variables and Expressions
Change the value of x on a number line and see the effect on an algebraic expression.https://education.ti.com/en/activity/detail/variables-and-expressions
Interior Angles of Polygons
This activity allows students to discover the value of the sum of the interior angles of an n-sided polygon.https://education.ti.com/en/activity/detail/interior-angles-of-polygons
Variables on Both Sides
Students encounter various scenarios involving perimeters of polygons.https://education.ti.com/en/activity/detail/variables-on-both-sides_1
Interior Angles of Polygons
In the following activity, students discover the rule for finding the number of total degrees in the angles of a polygon. Students will use both the TI-Nspire and student worksheet to find the rule and will apply it in predictions.https://education.ti.com/en/activity/detail/interior-angles-of-polygons_1