Exploring Special Right Triangles
In this acvtivity, a 30-60-90 degree triangle is constructed for the student to explore. The student is asked to construct a 60 degree angle to give them an understanding of the construction. They will drag the vertex of the triangle and collect sample data. After they collect the data it is us...https://education.ti.com/en/activity/detail/exploring-special-right-triangles
Properties of Parallelograms
In this activity, students will discover the properties of a parallelogram. Students will measure various components of a parallelogram to make conjectures about its properties.https://education.ti.com/en/activity/detail/properties-of-parallelograms
Area of a Triangle Between Parallel Lines
This is an investigation of what happens to the area of a triangle when one vertex moves along a line parallel to the side opposite the vertex.https://education.ti.com/en/activity/detail/area-of-a-triangle-between-parallel-lines
Minimizing Surface Area of a Cylinder Given a Fixed Volume
Students will discover the relationship between radius and height of a cylinder so that surface area of a cylinder can be minimized while maintaining a fixed volume. This is just an introduction to a project that they will begin after this investigation. Once this is completed, they will redesig...https://education.ti.com/en/activity/detail/minimizing-surface-area-of-a-cylinder-given-a-fixed-volume
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
Unit Circle
Students will use the unit circle to find the value of trigonometric functions of various angles. Students will find connections between the unit circle and the trigonometric functions sine and cosine.https://education.ti.com/en/activity/detail/unit-circle_2
Law of Sines
In this activity the student will explore the Law of Sines, a theorem involving sine ratios that applies to all triangles.https://education.ti.com/en/activity/detail/law-of-sines_2
From Rumor to Chaos
This lesson involves modeling the spread of a rumor and similar problems.https://education.ti.com/en/activity/detail/from-rumor-to-chaos
Sine and Cosine Identities
Students will explore the relationship between the measure of an angle and its sine and cosine. Students will develop two trigonometric identities: sinA / cosA= tanA sin2A + cos2A = 1https://education.ti.com/en/activity/detail/sine-and-cosine-identities
Maximizing the Area of a Garden
In this activity, students explore the area of a garden with a rectangular shape that is attached to a barn. Exactly three sides of the garden must be fenced. Students will sketch possible gardens and enter their data into a spreadsheet.https://education.ti.com/en/activity/detail/maximizing-the-area-of-a-garden
Area of Rectangles with Fixed Perimeter
The students will construct several rectangles with different dimensions, all having the same perimeter. The area of each rectangle is then computed and plotted against the width of each rectangle. The students will discover that the area is a quadratic function of the width. They will also dis...https://education.ti.com/en/activity/detail/area-of-rectangles-with-fixed-perimeter
Arc length and Area of Sectors
This is an introduction to finding the arc length and area of sectors of circles. Students should have the formulas for Circumference and Area of circles.https://education.ti.com/en/activity/detail/arc-length-and-area-of-sectors
Surface Area of a Cylinder
Students define right and oblique three dimensional figures and calculate the volume for prisms, pyramids, cylinders, and cones.https://education.ti.com/en/activity/detail/surface-area-of-a-cylinder
Perimeter and Area of a Square
Students study the perimeter and area of a square, and explore the relationship between them and the length of the side of the square.https://education.ti.com/en/activity/detail/perimeter-and-area-of-a-square
It's a Bug's Temp
Uses information provided in a table to determine what if any relationship exists between the air temperature and the temperature of an insect.https://education.ti.com/en/activity/detail/its-a-bugs-temp
Area of a Regular Polygon
This activity has the students derive the formula for finding the area of a regular polygon. Demonstrating the procedure of constructing a regular polygon in front of the class maybe necessary depending on the students prior experiencehttps://education.ti.com/en/activity/detail/area-of-a-regular-polygon
Area of Circles Review
Review Area with PowerPoint™ then use LearningCheck™ as an assessment.https://education.ti.com/en/activity/detail/area-of-circles-review
Maximizing the Area of a Rectangle
This activity is adapted from one of the TI books. Students measure lengths and widths of rectangles and record for the class to see. Each group's rectangle has the same perimeter, but different areas. After a discussion, students make predictions, a scatterplot, and quadratic regression. An exte...https://education.ti.com/en/activity/detail/maximizing-the-area-of-a-rectangle
Defining the Parabola
The teacher will graph a horizontal line and plot a point using TI-Navigator™, and the class will provide the points that create a parabola.https://education.ti.com/en/activity/detail/defining-the-parabola
Limacon Curve
In this activity, students will observe different graphs of polar limaçon curves. Students will discover four different types of limaçon curves and their relationship to the ratio of a to b.https://education.ti.com/en/activity/detail/limacon-curve
Area of the Missing Square
In this activity, students will be introduced to an area model for representing a quadratic equation. Students will explore the relationship between the value of b and c, in y = x2 + bx + c, form of the quadratic equation. The relationship will be examined with integer and non-integer values in o...https://education.ti.com/en/activity/detail/area-of-the-missing-square_1