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Activity
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Simplifying Algebraic Expressions

For Students 9th - 10th Standards
This tutorial offers definitions, examples, and practice problems for looking at various components of terms and for simplifying algebraic expressions.
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Handout
Math Bits

Math Bits Notebook: Arithmetic of Complex Numbers (Add, Subtract, Multiply)

For Students 9th - 10th Standards
Comprehensive resource offers an explanation of the rules for adding, subtracting, and multiplying complex numbers with examples of each.
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Unit Plan
OnlineMathLearning.com

Online Math Learning: Factor Polynomials With Complex Roots

For Students 9th - 10th Standards
A collection of video lessons with example problems and solutions to help students learn how to extend polynomial identities to the complex numbers. Includes interactive widget for working on the modeled problems or trying your own.
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Handout
University of Utah

University of Utah: An Example of Logical Construction: Powers

For Students 9th - 10th Standards
A page which uses exponents as a step-by-step example of how logic is used to find complex mathematical concepts by building upon simpler concepts.
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Handout
Math Bits

Math Bits Notebook: Sine & Cosine of Complementary Angles

For Students 9th - 10th Standards
Provides theorems and examples relating to the sine and cosine of complementary angles.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le, a Rei Population and Food Supply

For Teachers 9th - 10th Standards
For this task, students analyze the sizes of a country's population and of its food supply to determine when and if food shortages will occur. To solve it, they must construct and compare linear and exponential functions and find where...
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Unit Plan
CK-12 Foundation

Ck 12: Analysis: Quadratic Formula and Complex Sums

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving quadratic equations when the answers are complex numbers. Students examine guided notes, review guided practice and attempt practice...
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Unit Plan
CK-12 Foundation

Ck 12: Polar Form of a Complex Number

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Here you will learn how to convert complex numbers from rectangular form to polar form. You will also explore the graphs of complex numbers on a polar graph.
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Unit Plan
CK-12 Foundation

Ck 12: Geometry: Asa and Aas Triangle Congruence

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students prove two triangles are congruent with the Angle-Side-Angle and Angle-Angle-Side shortcuts. Students examine guided notes, review guided...
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Unit Plan
CK-12 Foundation

Ck 12: Geometry: Segments From Chords

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Looks at how to apply the Intersecting Chords Theorem.
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PPT
Sophia Learning

Sophia: Finding the Area of a Sector Using the Central Angle: Lesson 2

For Students 9th - 10th Standards
This lesson explains how the central angle can be used to determine the area of a sector and presents several practice problems. Includes answers and a short quiz. It is 2 of 5 in the series titled "Finding the Area of a Sector Using the...