CK-12 Foundation
Ck 12: Geometry: Parts of Circles
[Free Registration/Login may be required to access all resource tools.] Name the parts of a circle.
CK-12 Foundation
Ck 12: Geometry: Perpendicular Lines in the Coordinate Plane
[Free Registration/Login may be required to access all resource tools.] Use slopes to determine if two lines are perpendicular.
CK-12 Foundation
Ck 12: Geometry: Properties of Equality and Congruence
[Free Registration/Login may be required to access all resource tools.] Use equality and congruence properties.
CK-12 Foundation
Ck 12: Geometry: Sas Similarity
[Free Registration/Login may be required to access all resource tools.] Use the SAS Similarity Theorem to determine if triangles are similar.
CK-12 Foundation
Ck 12: Geometry: Similar Polygons and Scale Factors
[Free Registration/Login may be required to access all resource tools.] Apply the properties of similar polygons.
CK-12 Foundation
Ck 12: Geometry: Tessellations Grades 8 10
[Free Registration/Login may be required to access all resource tools.] Tessellate figures.
CK-12 Foundation
Ck 12: Geometry: Third Angle Theorem Grades 8 10
[Free Registration/Login may be required to access all resource tools.] Apply the Third Angle Theorem.
CK-12 Foundation
Ck 12: Geometry: Trapezoids Grades 8 10
[Free Registration/Login may be required to access all resource tools.] Apply the properties of trapezoids.
CK-12 Foundation
Ck 12: Algebra: Absolute Value Equations
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve absolute value equations and interpret the solution. Students can watch a video tutorial, explore guided notes and attempt practice...
CK-12 Foundation
Ck 12: Algebra: Addition and Subtraction of Polynomials
[Free Registration/Login may be required to access all resource tools.] In this lesson students add and subtract polynomial expressions and simplify polynomials by combining like terms. Students can watch a video tutorial, explore guided...
CK-12 Foundation
Ck 12: Chemistry: Periodic Trends: Ionization Energy
[Free Registration/Login may be required to access all resource tools.] Explains ionization energy, trends in ionization energy, and electron shielding.
CK-12 Foundation
Ck 12: Statistics: Box and Whisker Plots Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Make and interpret a box-and-whisker plot for a set of data.
CK-12 Foundation
Ck 12: Elem Math: Add and Subtract to 100 Mixed Operations and Word Problems
[Free Registration/Login may be required to access all resource tools.] This is a set of practice problems where students solve addition and subtraction problems in order to determine missing numbers to keep the equation balanced. When...
CK-12 Foundation
Ck 12: Elem Math: Expressing an Equivalent Decimal Ending in Zero to Thousandths
[Free Registration/Login may be required to access all resource tools.] The video describes how to add zeros as place holders at the end of a decimal to make an equivalent decimal out to the thousandths place value in this example.
CK-12 Foundation
Ck 12: Chemistry: Periodic Trends: Atomic Radius
[Free Registration/Login may be required to access all resource tools.] Defines atomic radius and explains trends in atomic radius.
CK-12 Foundation
Ck 12: Chemistry: Periodic Trends: Electronegativity
[Free Registration/Login may be required to access all resource tools.] Defines electronegativity and explains trends in electronegativity.
CK-12 Foundation
Ck 12: Addition and Subtraction Phrases as Equations
[Free Registration/Login may be required to access all resource tools.] Write addition and subtraction verbal phrases as single variable equations.
CK-12 Foundation
Ck 12: Algebra: Absolute Value Equations
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve equations involving absolute value. Students can watch a video tutorial, explore guided notes and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Absolute Value Equations
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving absolute value equations. Students can watch a video tutorial, explore guided notes and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Adding and Subtracting Rational Expressions
[Free Registration/Login may be required to access all resource tools.] This lesson covers adding and subtracting rational expressions when one of the denominators is the LCD. Students can look at guided notes and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Algebra Expressions With Exponents
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the value of algebraic expressions that contain exponents. Students can watch a video tutorial, explore guided notes and attempt...
CK-12 Foundation
Ck 12: Algebra: Algebra Expressions With Exponents
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn to evaluate powers with variable bases. Students can watch a video tutorial, explore guided notes and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Algebra Expressions With Fraction Bars
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to work with fraction bars when evaluating expressions. Students can watch a video tutorial, explore guided notes and attempt...
CK-12 Foundation
Ck 12: Algebra: Applications of Rational Expressions
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve applications that involve adding and subtracting rational expressions. Students watch a video tutorial, explore guided notes and...