Secants and Segments in a Circle
This activity is designed to allow students an opportunity to gain an understanding of the relationship among the segments formed by two secants drawn from a common external point to a circle. It includes an interactive geometry page, some circle problems, and a Euclidean proof.https://education.ti.com/en/activity/detail/secants-and-segments-in-a-circle
Secants, Tangents and Arcs
Explore the angle and arc relationships for two intersecting lines that intersect a circle.https://education.ti.com/en/activity/detail/secants-tangents-and-arcs
Solving for Sides in a Right Triangle
This activity was designed for the Grade 11 College Math course in the Ontario curriculum. Students are expected to solve problems, including those that arise from real-world applications, by determining the measures of the sides and angles of right triangles using the primary trigonometric ratio...https://education.ti.com/en/activity/detail/solving-for-sides-in-a-right-triangle
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
Webinar | Engage Algebra I Students Using the TI-84 Plus CE Graphing Calculator
...uring this webinar, you will: Learn how to use the calculator for differentiation and inclusion in Algebra 1. Explore different families of functions using the transformation app. Look at using images in graphs to increase student engagement. Discover Algebra 1 activities you ca...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/online-learning/on-demand-webinars/2024/sept-17-2024-engage-algebra-i-students-using-the-ti-84-plus
Long Run
This lesson involves investigating simulations used to observe long-run relative frequencies.https://education.ti.com/en/activity/detail/long-run
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
Getting "A-Round" Area
This lesson involves using sectors of a circle to form a parallelogram and, from this shape, investigating the area formula for a circle.https://education.ti.com/en/activity/detail/getting-around-area
Exploring Bivariate Data
This lesson involves investigating patterns of association in various sets of bivariate data.https://education.ti.com/en/activity/detail/exploring-bivariate-data
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
Pledge Plans: An Exploration of Linearity
A brief overlook of slope linearity and how it is applied to graphs and real life situations.https://education.ti.com/en/activity/detail/pledge-plans-an-exploration-of-linearity
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
How to Find the Center of a Circle Determined by Three Non-Collinear Points
The activity demonstrates the geometric construction of the center of a circle determined by 3 non-collinear points using the TI-Nspire calculator. The activity along with the Problem 3 worksheet guides the novice user to perform the task using the TI-Nspire handheld. Several of the calculator t...https://education.ti.com/en/activity/detail/how-to-find-the-center-of-a-circle-determined-by-three-noncollinear-points
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 Angles
Students use animation to discover that the measure of an inscribed angle is half the measure of its intercepted arc, that two angles that intercept the same, or congruent, arcs are congruent, and that an angle inscribed in a semi-circle is a right angle. They then discover that the opposite angl...https://education.ti.com/en/activity/detail/inscribed-angles_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
Pi and Precision
Students will collect the measurements of circumference and diameter for four objects in their group. (Cup, Can, Mint Candy, and a Coin) They will then investigate the accuracy of their data colletion using a numerical table and a scatter plot. Students must observe how closely their measurements...https://education.ti.com/en/activity/detail/pi-and-precision
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
Repeating Decimals and Fractions
This lesson involves students exploring patterns in repeating decimals that represent fractions with denominators 9, 99, and 999.https://education.ti.com/en/activity/detail/repeating-decimals-and-fractions
What is Root 2?
This lesson involves estimating the values of two irrational numbers using a number line with increasing precision of scale.https://education.ti.com/en/activity/detail/what-is-root-2
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
What's Right about Triangles
This lesson involves examining a visual proof of the Pythagorean Theorem and supporting what happens geometrically.https://education.ti.com/en/activity/detail/whats-right-about-triangles
Rates of Change and Slope
This lesson was designed for the Grade 10 Applied curriculum in Ontario. In that course, students are expected to connect the rate of change of a linear relationship to the slope of a line.https://education.ti.com/en/activity/detail/rates-of-change-and-slope
The Filly Zoo
During this activity, students are charged with the task of designing the shapes of the habitats of the animals that inhibit the Filly Zoo. The students are asked to use their TI-Nspire calculators to create geometric shapes, measure the dimensions of the shapes, and make informed decisions abou...https://education.ti.com/en/activity/detail/the-filly-zoo