CK-12 Foundation
Ck 12: Elem Math: Counting Straight Lines and Curves in Various Shapes
[Free Registration/Login may be required to access all resource tools.] The video shows how to count the number of straight lines and curves in a given 2D figure. The video is followed by practice problems.
BBC
Bb Ci: Exponential Graphs (Higher)
Exponential graphs increase rapidly in the Y direction and will never fall below the X -axis, thus forming a curve.
Department of Defense
Do Dea: Normal Line to a Curve
The tangent to a curve is always found at a certain point along the curve. Often you will be asked to find the normal to a curve at a point. View an example on this site.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Regression Method
This page goes over what regression method is and how a regression line fits in. Dr. MAth also suggests a book on regression if you are interested.
Texas Instruments
Texas Instruments: Say What You Mean!
This is a fun activity that has students determining how grades could be adjusted should a curve be given. Students will experiment with lists and stat plots to determine if their adjustments create a line or a curve when plotted on a...
Math Slice
Math Slice: Math Match Game
Test your geometry aptitude using this interactive matching game. Match pictures and symbols to the correct definition. Answers are verified immediately. Winners can earn as much as 10,000 dollars and have their name posted for the day.
ClassFlow
Class Flow: Curve Sketching
[Free Registration/Login Required] Linear, sine, and quadratic equations are displaying a number of graphs and tables. Challenging and might even challenge the teacher. Go for it.
Math Open Reference
Math Open Reference: Ellipse
A complete reference guide to an ellipse. It provides definitions, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
National Archives (UK)
Learning Curve: Kennedy and the Cuban Missile Crisis
This resource provides information about Cuba's history and Castro's rise to power, the development of the relationship between Cuba and the USSR, a description of the events of the crisis, Kennedy's response to the discovery of Soviet...
Khan Academy
Khan Academy: Bonus: Equations From De Casteljau's Algorithm
Challenge question: can you work out the equations for n-degree curves generated by de Casteljau's algorithm?
Other
Relationships: Dynamics
The dynamics of shape in art and the relationship of shape with the other elements of art. The effects of angles and lines on perception.
Other
Lee Trampleasure: Science Education: Coriolis Effect
Examine three examples of the Coriolis Effect with reference to wind. The effect is that when an object is moving perpendicular to the rotation of a sphere the object will appear to travel in a curved line. Prevailing winds will look as...
McGraw Hill
Economics: Econ Graph Kit
This is a graphing tool for economics students that allows you to draw curves, lines, tick marks, etc. Also gives students the ability to label the axis and print the graph. Sample problem included.
Wolfram Research
Wolfram Math World: Geometry
This MathWorld tutorial provides detailed overviews of the concepts and theorems associated with geometry. Most of the Math World sites are extensive and some require higher math knowledge to understand, links to terms and topics are...
Other
Graph Pad: Data Analysis Resource Center
The GraphPad Statistics Guide is both a guide to doing statistical analyses with GraphPad Prism 7, and a concise review of statistical principles, emphasizing clear explanations with very little math. The GraphPad Curve Fitting Guide is...
Other
Karl's Calculus: Derivatives: The Equation of the Tangent
This site goes through a step by step example of how to find the equation of the tangent to a curve using the derivative.
Texas Instruments
Texas Instruments: Numb3 Rs: Logging Witnesses
Charlie determines the probability that a suspect is male or female based on the suspect's height and logistic regression in the "All's Fair" episode of the show NUMB3RS. The lesson includes calculator keystrokes and screenprints to help...
Texas Instruments
Texas Instruments: Math Today Breast Cancer Risks
Cross curricular lines while integrating technology into your classroom to study a real-world application of logistic regression. This activity shows students how to enter data into their graphing calculators and perform a regression in...
Texas Instruments
Texas Instruments: Numb3 Rs How to Get a Date for Episode
Students will learn how to estimate time of death by using a lab that models carbon dating and radioactive decay. Activity pages complete with calculator keystroke instructions and screenprints are included in this lesson plan based on...
Physics Classroom
The Physics Classroom: Image Formation for Concave Mirrors: Case B
A reference page that explores how an image is formed in a concave mirror. Page includes a ray diagram that shows the geometrical lines of sight.
National Council of Teachers of Mathematics
Nctm: Illuminations: Interactive Calculus Tool
Investigate graphs of polynomial functions, tangent lines, derivatives, and area under a curve with this interactive applet.
Khan Academy
Khan Academy: Inequality
Practice what you've learned about the sources of income inequality, using the Gini coefficient as a measure of income inequality, and interpreting the Gini coefficient.
Other
Universite Nice: Parametric Points
This site allows the student to input the curves and the curve will be plotted.
Department of Defense
Do Dea: Average Rates of Change
This document looks at look at the difference between averages and instantaneous rates of change. Formulas are provided for average speed, instantaneous speed, the slope of a secant line, the slope of a tangent, and the slope of a curve...
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