Ellipses with center at (h, k)
Students will put the equations of an ellipse with center at (h, k) in standard form. Identify the center, vertices, co-vertices, foci, length of diamter axis, and length of the minor diameter. They will graph the ellipses.https://education.ti.com/en/activity/detail/ellipses-with-center-at-h-k
Constructing Similar Triangles
Students investigate three different methods of constructing similar triangles.https://education.ti.com/en/activity/detail/constructing-similar-triangles_1
Midpoints in the Coordinate Plane
Beginning with horizontal or vertical segments, students show the coordinates of the endpoints and make a conjecture about the coordinates of the midpoint.https://education.ti.com/en/activity/detail/midpoints-in-the-coordinate-plane_1
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_1
Using Cabri Geometry to Create Fractals
With Cabri™ Geometry Jr. you never need to leave your classroom! The use of fractals can help understand the concepts of fractals and prepare for the HSPA. There are 2 separate activities to do in the classroom with the answers.https://education.ti.com/en/activity/detail/using-cabri-geometry-to-create-fractals
Visualizing Vectors
In this activity, students use the CellSheet™ Application to graph vectors. They also learn to find the sum of two vectors.https://education.ti.com/en/activity/detail/visualizing-vectors
30-60-90 right triangles in Cabri Jr
Students will explore the relationships between the sides of 30-60-90 right triangleshttps://education.ti.com/en/activity/detail/306090-right-triangles-in-cabri-jr
Translations in the Plane
In this activity, students will perform a translation, and explore the properties of translations. In the second part of this activity, they will extend the concept of translations to the coordinate plane.https://education.ti.com/en/activity/detail/translations-in-the-plane
Triangle Inequalities
In this activity, students will discover the Triangle Inequality Theorem and explore the possible lengths of the third side of a triangle given the other two side lengths. Students will also classify the type of triangle as acute, obtuse, or right using the Pythagorean inequalities.https://education.ti.com/en/activity/detail/triangle-inequalities_1
Math TODAY: Dangerous Births
Using the USA TODAY® Snapshot "Dangerous Births," students will explore the geometric relationships of triangles using perpendicular bisectors of the sides, bisectors of the angles and medians of the triangle. They will explore the three concurrent lines formed that pass through a single point. S...https://education.ti.com/en/activity/detail/math-today-dangerous-births
Math TODAY: Thirsty For Oil
Students will use the USA TODAY® Infograph 'Thirsty For Oil' to explore the area of a trapezoid and determine how to find area. Students will find the area of a parallelogram and use this to determine a formula for the area of a trapezoid. Applying the relationship to a real-world problem will he...https://education.ti.com/en/activity/detail/math-today-thirsty-for-oil
Extension: Parallel Lines and the Sum of the Angles
Students construct a line parallel to the base of a triangle and measure the angles formed. They use the construction to prove that the sum of the measures of the interior angles of a triangle is 180 degrees.https://education.ti.com/en/activity/detail/extension-parallel-lines-and-the-sum-of-the-angles
Exterior and Interior Angle Theorem
In this activity, students investigate the relationship between the exterior angle of a triangle and its remote interior angles. They study the Triangle Sum Theorem and the Exterior Angle Theorem.https://education.ti.com/en/activity/detail/exterior-and-interior-angle-theorem
Exploring Quadratic Data with Transformation Graphing
Students practice with the parameters of the vertex form of the parabola and their effect on the shape of the curve. They use this concept to find a quadratic model. They also use translation and dilation to change the general parabola.https://education.ti.com/en/activity/detail/exploring-quadratic-data-with-transformation-graphing
Algebra vocabulary terms
This StudyCards™ activity includes the definitions for 15 algebra terms for which the students need to identify the correct vocabulary term.https://education.ti.com/en/activity/detail/algebra-vocabulary-terms
Exploring Platonic Solids
This activity is best at the very beginning of a unit on solids. Students will observe Platonic solids using an interactive website (from the NLVM) projected to the whole class. Students will predict the number of edges, vertices, and faces of the five solids and record their predictions on a Lea...https://education.ti.com/en/activity/detail/exploring-platonic-solids
Exploring Quadratic Data
Students will analyze the vertex form of a parabola and find an approximate fit of a model. They will study the quadratic function (parabola) and its properties by developing quadratic models. They also use translation and dilation to change the general parabola.https://education.ti.com/en/activity/detail/exploring-quadratic-data
How Do You Measure Up?
In this activity, students graph scatter plots to investigate possible relationships between two quantitative variables. They collect data and analyze several sets of data pairing the two quantities.https://education.ti.com/en/activity/detail/how-do-you-measure-up
Exploring Quadrilateral Properties Using Cabri
Students will use Cabri Jr. to learn about the properties of quadrilaterals as well as learn about the relationships between quadrilaterals.https://education.ti.com/en/activity/detail/exploring-quadrilateral-properties-using-cabri
Geometry: Translations and Reflections
Students will be in groups and plot given points. From the given points the students will plot the appropriate reflection or translation.https://education.ti.com/en/activity/detail/geometry--translations-and-reflections
Hey, Ortho! Whats Your Altitude?
In this activity, students will explore the altitudes of a triangle. Students will discover that the altitude can be inside, outside, or a side of the triangle. Students will discover that the altitudes are concurrent. The point of concurrency is the orthocenter. Students should discover the rela...https://education.ti.com/en/activity/detail/hey-ortho-whats-your-altitude
Connecting Translations, Reflection, and Rotations
In this activity, students will investigate the relationship among the three types of rigid transformations - translations, rotations, and reflections.https://education.ti.com/en/activity/detail/connecting-translations-reflection-and-rotations
Coordinate Geometry - Circles
In this activity, students investigate the relationship between the coordinates of a point on the circle, radius of a circle, and the values in the equation of the circle.https://education.ti.com/en/activity/detail/coordinate-geometry--circles
Measurement and Linear Regression
In this activity, students will collect data by measuring line segments in both inches and centimeters. Students will plot the data, find the equation of the regression line and interpret the slope and y-intercept within the context of the exploration. Slope as a rate of change will be emphasi...https://education.ti.com/en/activity/detail/measurement-and-linear-regression
Multiplying Binomials
Use this LearningCheck™ to practice multiplying 2 binomials.https://education.ti.com/en/activity/detail/multiplying-binomials