CK-12 Foundation
Ck 12: Geometry: Unknown Dimensions Using Formulas Grade 7
[Free Registration/Login may be required to access all resource tools.] Given a perimeter or area of a figure, use formulas to solve for the unknown or missing dimensions.
CK-12 Foundation
Ck 12: Measurement: Customary Units of Length
[Free Registration/Login may be required to access all resource tools.] Measure length in customary units.
CK-12 Foundation
Ck 12: Trigonometry: Pythagorean Theorem for Solving Right Triangles
[Free Registration/Login may be required to access all resource tools.] Finding unknown sides in a triangle using other sides and angles.
CK-12 Foundation
Ck 12: Algebra: Exponent Properties With Variable Expressions
[Free Registration/Login may be required to access all resource tools.] Multiply monomials by expanding the expression, regrouping factors and multiplying the coefficients.
CK-12 Foundation
Ck 12: Algebra: Exponent Properties With Variable Expressions
[Free Registration/Login may be required to access all resource tools.] This lesson covers the product and quotient properties of exponents.
CK-12 Foundation
Ck 12: Algebra: Scale and Indirect Measurement Applications
[Free Registration/Login may be required to access all resource tools.] Use map scales and proportions to solve for unknown distances.
CK-12 Foundation
Ck 12: Analysis: Product and Quotient Theorems
[Free Registration/Login may be required to access all resource tools.] Multiplying and dividing complex numbers in polar form, checking with rectangular form and technology
CK-12 Foundation
Ck 12: Arithmetic: Differences of Integers Using a Number Line
[Free Registration/Login may be required to access all resource tools.] Use a number line to find the differences of integers.
CK-12 Foundation
Ck 12: Arithmetic: Small Decimal Rounding to a Leading Digit
[Free Registration/Login may be required to access all resource tools.] In this lesson students use leading digits to estimate decimal products and quotients. Students examine guided notes, review guided practice, watch instructional...
CK-12 Foundation
Ck 12: Arithmetic: Small Decimal Rounding to a Leading Digit
[Free Registration/Login may be required to access all resource tools.] In this lesson students round small decimals to the place value of the leading digit. Students examine guided notes, review guided practice, watch instructional...
CK-12 Foundation
Ck 12: Geometry: Parallel Lines and Transversals
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to use the Triangle Proportionality Theorem with multiple parallel lines.
CK-12 Foundation
Ck 12: Trigonometry: Derivation of the Triangle Area Formula
[Free Registration/Login may be required to access all resource tools.] Determine an alternate formula for a triangle's area.
CK-12 Foundation
Ck 12: Algebra: Expressions With One or More Variables
[Free Registration/Login may be required to access all resource tools.] Substitute values for variables and evaluate expressions.
CK-12 Foundation
Ck 12: Biology: Cenozoic Era the Age of Mammals
[Free Registration/Login may be required to access all resource tools.] Covers the Cenozoic Era, the age of mammals.
CK-12 Foundation
Ck 12: Biology: Discovery and Origin of Viruses
[Free Registration/Login may be required to access all resource tools.] Describes the discovery of viruses and two hypotheses for the origin of viruses.
CK-12 Foundation
Ck 12: Biology: Mendel's Laws and Genetics
[Free Registration/Login may be required to access all resource tools.] Describes genotype and phenotype, and how genes are inherited.
CK-12 Foundation
Ck 12: Biology: Mesozoic Era the Age of Dinosaurs
[Free Registration/Login may be required to access all resource tools.] Covers the Mesozoic Era, the age of dinosaurs.
CK-12 Foundation
Ck 12: Biology: Plant Tissues
[Free Registration/Login may be required to access all resource tools.] Describes the three major types of plant tissues.
CK-12 Foundation
Ck 12: Biology: Plant Tissues
[Free Registration/Login may be required to access all resource tools.] Describes the three major types of plant tissues.
CK-12 Foundation
Ck 12: Chemistry: Ionic Bonding
[Free Registration/Login may be required to access all resource tools.] Covers how ions interact with one another in ionic bonds.
CK-12 Foundation
Ck 12: Life Science: Carbon Cycle
[Free Registration/Login may be required to access all resource tools.] Carbon is one of the most common elements found in living organisms. Chains of carbon molecules form the backbones of many molecules, such as carbohydrates,...
CK-12 Foundation
Ck 12: Life Science: Fermentation
[Free Registration/Login may be required to access all resource tools.] Sometimes cells need to obtain energy from sugar, but there is no oxygen present to complete cellular respiration. In this situation, cellular respiration can be...
CK-12 Foundation
Ck 12: Life Science: Human Genome Project
[Free Registration/Login may be required to access all resource tools.] A person's genome is all of his or her genetic information. In other words, the human genome is all the information that makes us human. Learn more about the human...
CK-12 Foundation
Ck 12: Life Science: Importance of Birds
[Free Registration/Login may be required to access all resource tools.] You are probably familiar with birds as food. Around the world, people consume chicken, turkey, and even more exotic birds, like ostriches. Can you think of other...