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
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
Compound Interest
In this activity, students will calculate compound interest. They understand that in compound interest computations, the interest from the previous period is added to the current principal and the new total is used as the basis for calculating the interest.https://education.ti.com/en/activity/detail/compound-interest
Investigating Lengths of Segments in a Triangle
In this activity, students connect the midpoints of two sides of a triangle, to draw the midsegment of the triangle. They investigate how the length of this segment relates to the third side of the triangle. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimens...https://education.ti.com/en/activity/detail/investigating-lengths-of-segments-in-a-triangle
Amortization Tables
In this activity, students carry out financial computations, involving amortization. Students will prepare amortization tables indicating principal payments, interest payments, and the balance on a loan for each time interval.https://education.ti.com/en/activity/detail/amortization-tables
Investigating the Slopes of Parallel and Perpendicular lines
In this activity, students investigate how equations of parallel and perpendicular lines relate to each other. They use the drawing and measurement tools of Cabri™ Jr. to explore the slopes of lines. NCTM Geometry Standards: Analyze characteristics and properties of 2- and 3-dimensional geometric...https://education.ti.com/en/activity/detail/investigating-the-slopes-of-parallel-and-perpendicular-lines
Loans and Mortgages
In this activity, students perform financial computations, involving loans, their repayment and mortgages used as security for the repayment of a loan.https://education.ti.com/en/activity/detail/loans-and-mortgages
Pythagorean Theorem with Equation Solver
Students will represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/pythagorean-theorem-with-equation-solver
Quadratic Formula
Students make connections between the visual ways to find zeros of a parabola and algebraic ways with an emphasis on the quadratic formula.https://education.ti.com/en/activity/detail/quadratic-formula
NUMB3RS - Season 3 - "Traffic" - Birthday Surprise
Students will study the birthday problem and other similar applications.https://education.ti.com/en/activity/detail/numb3rs--season-3--traffic--birthday-surprise
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.https://education.ti.com/en/activity/detail/perpendicular-slopes_1
Multiplication of Integers
Students use StudyCards(tm) to practice completing multiplication equations that include positive and negative integers.https://education.ti.com/en/activity/detail/multiplication-of-integers
Concurrency & the Circumcenter
In this activity, students will explore the perpendicular bisectors of the sides of a triangle. Students will discover that the perpendicular bisectors are concurrent and that the point of concurrency is the circumcenter. Students should discover the relationship between the type of triangle and ...https://education.ti.com/en/activity/detail/concurrency--the-circumcenter_1
Rational Addition, Subtraction
This StudyCardstrade; stack covers adding (or subtracting) numerators with simple to complex denominators. The set ends with sums or differences of rational functions with different denominators. Use with Foundations for College Mathematics, Ch. 7.4.https://education.ti.com/en/activity/detail/rational-addition-subtraction
Exterior Angle Sums with Cabri Jr.
A Cabri Jr. activity studying exterior angle sums.https://education.ti.com/en/activity/detail/exterior-angle-sums-with-cabri-jr
Rational Reduction
This StudyCards™ stack begins with arithmetic examples and continues through algebra. Students compare numeric representations of the problem to confirm the correct reduced form. Use with Foundations for College Mathematics, Ch. 7.2.https://education.ti.com/en/activity/detail/rational-reduction
Combining Like Terms
Students can use this LearningCheck™ to practice the distributive property and combining like terms with positive integershttps://education.ti.com/en/activity/detail/combining-like-terms
Conics as a Locus of Points
Students investigate the definition of a parabola through one of its geometric definitions. They study conic sections. They examine an ellipse as a locus of points such that the sum of distances from the foci to the traced path is constant.https://education.ti.com/en/activity/detail/conics-as-a-locus-of-points
Reaction Time
The students will do experiments involving reaction time, and then make a histogram displaying their datahttps://education.ti.com/en/activity/detail/reaction-time
Division of Integers
Students use StudyCards(tm) to practice completing division equations that include positive and negative integers.https://education.ti.com/en/activity/detail/division-of-integers
Estimation Games
Students use the calculator to compute products of numbers and to find answers to division problems. The activity is designed to help students develop number sense with the operations of multiplication and division.https://education.ti.com/en/activity/detail/estimation-games
Midsegments of Quadrilaterals
In this activity, students will extend their understanding of midsegments by investigating the midsegments of a quadrilateral and the midsegment quadrilateral.https://education.ti.com/en/activity/detail/midsegments-of-quadrilaterals
Exploring Transformations with the Graphing Calculator
After an overview of coordinate notation, students explore transformations including translation, reflection, rotation, and dilation in a coordinate plane. The graphing calculator uses the list editor and functions with lists including the augment command and line graphs of familiar objects, a br...https://education.ti.com/en/activity/detail/exploring-transformations-with-the-graphing-calculator
Minimum and Maximum Perimeter
The students will use varying numbers of tiles to form shapes, and then find the minimum and maximum perimeter for each.https://education.ti.com/en/activity/detail/minimum-and-maximum-perimeter
Perimeter Pattern
Students will explore a perimeter pattern created using hexagon and triangle pattern block pieces. They will continue the given pattern and use the values obtained to complete a table of values. They will enter the data into the calculator, create a scatter plot and determine the viewing window...https://education.ti.com/en/activity/detail/perimeter-pattern