Activity
Texas Instruments

Texas Instruments: Give Me a Sine (And a Cosine) Using Ti Navigator

For Teachers 9th - 10th
In this lesson, students contribute data points to build graphs of the sine and cosine functions. The transition from trig ratios to trig functions is a particularly difficult one, but it is also one where the social space of the...
Handout
Math Words

Math Words: Derivative Rules

For Students 9th - 10th
This site offers fourteen rules for differentiation-- anything from a constant function to logarithmic functions.
Unit Plan
Other

Ltcc: Limits (Algebraically)

For Students 9th - 10th
Students learn how to evaluate limits algebraically. Topics include infinite limits, trigonometric limits, and the squeeze theorem. Definitions and examples with solutions are included.
Handout
Northeast Parallel Architectures Center, Syracuse University

Npac Reu Program: Often Used Values

For Students 9th - 10th
Northeast Parallel Architectures Center of Syracuse University provides a quick reference chart of the exact values of the sine, cosine, and tangent functions for the most common angle measrements in the first quadrant. Includes both...
Activity
Windstream

Ojk's Precalculus Study Page: Area of a Triangle

For Students 9th - 10th Standards
An introduction to finding the area of a triangle using the sine function. Includes several pictures and examples.
Handout
Math Words

Math Words: Cofunction Identities

For Students 9th - 10th Standards
This MathWords.com site, which is a glossary of math terms, shows the relationship in radians and degrees between sin and cos, tan and cot, and sec and csc.
Website
Massachusetts Institute of Technology

Mit: Calculus Index

For Students 9th - 10th Standards
This site from the Massachussets Institute of Technology has links to various topics in calculus.
Handout
Math Open Reference

Math Open Reference: Cotangent

For Students 9th - 10th Standards
Learn about cotangents with this helpful reference tool. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.
eBook
CK-12 Foundation

Ck 12: Interactive Algebra 2

For Students 9th - 10th
This Algebra 2 course has interactivity included in every lesson. Lessons include questions with immediate feedback to help you learn along the way, videos, lots of interactives (PLIX and Sims), and Adaptive Practice questions help you...
Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Lessons: Polar Coordinates

For Teachers 9th - 10th Standards
Introduces students to graphing in the polar coordinate plane.
Activity
CK-12 Foundation

Ck 12: Trigonometry Word Problems

For Students 9th - 10th
[Free Registration/Login Required] Students will determine the angle of depression using a diagram with a helicopter. Click learn more to watch a video and click challenge me to answer a practice question.
Activity
Math Is Fun

Math Is Fun: Finding a Side in a Right Angled Triangle

For Students 9th - 10th Standards
Students learn how to find a side in a right triangle. The tutorial consists of notes, examples, and practice problems to check for comprehension.
Activity
Math Is Fun

Math Is Fun: Finding an Angle in a Right Angled Triangle

For Students 9th - 10th Standards
Students learn how to find an angle of a right triangle. The tutorial consists of notes, examples, and practice problems to check for comprehension.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Cosine and Secant Graphs

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Define the cosine and secant graphs using a unit circle.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Law of Cosines

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Use Law of Cosines and Law of Sines in different triangle situations.
Lesson Plan
Alabama Learning Exchange

Alex: Slide Into the Past

For Teachers 9th - 10th Standards
Students will be introduced to the slide rule through A brief history on its use. They will practice simple calculations (multiplying and finding values of trigonometric, exponential, and logarithmic functions) using a virtual slide rule.
eBook
Mathigon

Mathigon: Geometry: Circle and Pi: Degrees and Radians

For Students 9th - 10th Standards
Rather than dividing a circle into some number of segments (like 360 degrees), mathematicians often prefer to measure angles using the circumference of a unit circle - a circle with radius 1. This way of measuring angles is called...
Whiteboard
ClassFlow

Class Flow: Trigonometry

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students explore trigonometric functions using the interactive features of Activstudio. Students apply their understanding of trigonometric sense to determine the side lengths and angles of various...
Activity
Texas Instruments

Texas Instruments: Translations of Parent Graphs

For Teachers 9th - 10th
This activity utilizes the TI-Navigator and Activity Center to explore translations of a parent graph.
Website
Math Medics

S.o.s. Math: Calculus

For Students 9th - 10th Standards
This lesson has links to the various topics dealing with calculus. The student just needs to find the topic then click to go to it.
Graphic
Curated OER

Zona Land: Trigonometry, Right Triangles

For Students 9th - 10th Standards
This site provides information on sine, cosine, and tangent. Lengths of the sides are discussed and many diagrams/tables are shown.
Activity
University of California

University of California: Integrals and the Natural Log

For Students 9th - 10th Standards
This site explains the natural log and its integral. Includes examples.
Unknown Type
Math Graphs

Houghton Mifflin: Math Graphs: Fitting Models to Scatter Plots 1 [Pdf]

For Students 9th - 10th Standards
Students use a scatter plot to determine whether data can be modeled by a linear function, a quadratic function, a trigonometric function, or that there appears to be no relationship between x and y. The resource consists of an enlarged...
Unknown Type
Math Graphs

Houghton Mifflin: Math Graphs: Fitting Models to Scatter Plots 2 [Pdf]

For Students 9th - 10th Standards
Students use a scatter plot to determine whether data can be modeled by a linear function, a quadratic function, a trigonometric function, or that there appears to be no relationship between x and y. The resource consists of an enlarged...