Angles in Polygons
In this activity, students measure interior angles in convex polygons and find the sum of the angle measures. They make and test a conjecture about the sum of the angle measures in an n-sided polygon. Finally, they measure exterior angles in convex polygons, find their sum, and write a proof for ...https://education.ti.com/en/activity/detail/angles-in-polygons_1
Medians in a Triangle
Students will study medians and some of their properties. A median of a triangle connects a vertex of the triangle with the midpoint of the opposite side.https://education.ti.com/en/activity/detail/medians-in-a-triangle
Triangle Sides & Angles
Students will explore side and angle relationships in a triangle. First, students will discover where the longest (and shortest) side is located relative to the largest (and smallest) angle. Then, students will explore the Isosceles Triangle Theorem and its converse. Finally, students will determ...https://education.ti.com/en/activity/detail/triangle-sides--angles
The Hinge Theorems
Students will explore the inequality relationships that arise when some of the triangle congruence conditions are in place but others are not. The SAS Inequality Theorem and the SSS Inequality Theorem are often referred to as the Hinge Theorem and its converse. These two theorems concern inequali...https://education.ti.com/en/activity/detail/the-hinge-theorems_1
Pythagorean Relationships
Investigate the triangles that can be formed using one side of three squares to build the triangle.https://education.ti.com/en/activity/detail/pythagorean-relationships
The Pythagorean Theorem—and More
Students construct a triangle and find all angle and side measures. They practice dragging the vertices to form certain types of triangles, and then they confirm the Pythagorean Theorem for right triangles. Moreover, they discover the types of triangle that occur when c2 a2 + b2 or when c2 > a2 +...https://education.ti.com/en/activity/detail/the-pythagorean-theoremand-more
Sine. It's the Law.
Students will investigate the ratio of the sine of an angle to the length of the opposite side.https://education.ti.com/en/activity/detail/sine--its-the-law_1
Rhombi, Kites, and Trapezoids
Students discover properties of the diagonals of rhombi and kites, and the properties of angles in rhombi, kites, and trapezoids.https://education.ti.com/en/activity/detail/rhombi-kites-and-trapezoids_1
Glide Reflections
Explore using a translated figure to create a glide reflection.https://education.ti.com/en/activity/detail/glide-reflections
Quadratic Unit Activity #2: What's the Equation? Quadratic Functions
This is the second activity for the Quadratic Unit. This activity allows students to use sliders to match various quadratic functions in vertex form.https://education.ti.com/en/activity/detail/quadratic-unit-activity-2-whats-the-equation-quadratic-functions
Quadratic Unit Activity #5: Scavenger Hunt #1
Students are to use whatever technology they have to take pictures or find images that are quadratic. The images are then put in a .tns file for them to find the equations. You may use my file by deleting the images and inserting your own. If you do not have the capability to do that, I have prov...https://education.ti.com/en/activity/detail/quadratic-unit-activity-5-scavenger-hunt-1
Quadratic Unit Activity #6: Scavenger Hunt #2
Students are to use whatever technology they have to take pictures or find images that are quadratic. The images are then put in a .tns file for them to find the equations. You may use my file by deleting the images and inserting your own. If you do not have the capability to do that, I have prov...https://education.ti.com/en/activity/detail/quadratic-unit-activity-6-scavenger-hunt-2
Equivalent or Not Equivalent?
Introduce the idea of equivalent expressions in the context of three critical operations.https://education.ti.com/en/activity/detail/equivalent-or-not-equivalent
Fixed Perimeter Rectangles
Investigate side length and area in a rectangle with fixed perimeter.https://education.ti.com/en/activity/detail/fixed-perimeter-rectangles
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
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
Area "FOILed" Again!
Students practice finding rectangular areas with algebraic expressions for the lengths of the sides.https://education.ti.com/en/activity/detail/area-foiled-again_1
Any 2 Points Make A Line
Students will use the TI-nspire to plot 2 points then draw the line through them. Students will find coordinates, calculate slope for diagonal , vertical and horizontal lines, then verify results using menu choices on their handheld. This activity has a student worksheet that questions students a...https://education.ti.com/en/activity/detail/any-2-points-make-a-line
Variables on Both Sides
Understand the number of possible solutions to equations that have variables on both sides.https://education.ti.com/en/activity/detail/variables-on-both-sides_2
Chirp, Jump, Scatter
In this activity, students will find a best fit line for data graphed as scatter plots. Applications of linear relationships provide motivation for students and improve their skills and understanding of finding the equation of a line from two known points. Movable lines make this activity approac...https://education.ti.com/en/activity/detail/chirp-jump-scatter_1
Rational Numbers: Number Line
Drag a point along the number line and compare the mixed numeral, improper fraction, decimal and percentage forms.https://education.ti.com/en/activity/detail/rational-numbers-number-line
One Year Makes a Difference
This lesson involves drawing informal comparative inferences about two populations.https://education.ti.com/en/activity/detail/one-year-makes-a-difference
Angles for a Solution
This lesson involves looking at several sketches of intersecting lines and determining the measures of the missing angles using the facts about supplementary, complementary, vertical, and adjacent angles.https://education.ti.com/en/activity/detail/angles-for-a-solution
Exploring Functions
Students will explore functions and identify domain and range using graphs, equations, and function tables. This activity was created for students who have had a lesson of functions and have some basic knowledge of TI-Nspire technology.https://education.ti.com/en/activity/detail/exploring-functions
Exploring the Normal Curve Family
Students will investigate the relationship of the equation of a normal curve to its graph. They will use a slider to change the values of two parameters, m and s, to investigate their effects on the normal curve, noting in particular that m represents the location of the mean and that s represent...https://education.ti.com/en/activity/detail/exploring-the-normal-curve-family_1