## Description

- Overview:
- This 8th grade Math parent guide explains the content in straightforward terms so they can support their children’s learning at home and will encourage caretaker engagement with lessons.

- Subject:
- Mathematics
- Level:
- Middle School
- Grades:
- Grade 8
- Material Type:
- Reference Material
- Author:
- AMBER GARVEY
- Date Added:
- 01/10/2022

- License:
- Creative Commons Attribution Non-Commercial Share Alike
- Language:
- English
- Media Format:
- Downloadable docs

## Standards

Learning Domain: Expressions and Equations

Standard: Solve real-world and mathematical problems by writing and solving equations and inequalities in one variable: Recognize linear equations in one variable as having one solution, infinitely many solutions, or no solutions; Solve linear equations and inequalities including multi-step equations and inequalities with the same variable on both sides.

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Learning Domain: Expressions and Equations

Standard: Analyze and solve a system of two linear equations in two variables in slope-intercept form: Understand that solutions to a system of two linear equations correspond to the points of intersection of their graphs because the point of intersection satisfies both equations simultaneously; Solve real-world and mathematical problems leading to systems of linear equations by graphing the equations. Solve simple cases by inspection.

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Learning Domain: Expressions and Equations

Standard: Develop and apply the properties of integer exponents to generate equivalent numerical expressions.

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Learning Domain: Expressions and Equations

Standard: Use square root and cube root symbols to: Represent solutions to equations of the form x squared = p and x cubed = p, where p is a positive rational number; Evaluate square roots of perfect squares and cube roots of perfect cubes for positive numbers less than or equal to 400.

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Learning Domain: Expressions and Equations

Standard: Use numbers expressed in scientific notation to estimate very large or very small quantities and to express how many times as much one is than the other.

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Learning Domain: Expressions and Equations

Standard: Perform multiplication and division with numbers expressed in scientific notation to solve real-world problems, including problems where both decimal and scientific notation are used.

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Learning Domain: Functions

Standard: Understand that a function is a rule that assigns to each input exactly one output: Recognize functions when graphed as the set of ordered pairs consisting of an input and exactly one corresponding output; Recognize functions given a table of values or a set of ordered pairs.

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Learning Domain: Functions

Standard: Compare properties of two linear functions each represented in a different way (algebraically, graphically, numerically in tables, or by verbal descriptions).

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Learning Domain: Functions

Standard: Identify linear functions from tables, equations, and graphs.

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Learning Domain: Functions

Standard: Analyze functions that model linear relationships: Understand that a linear relationship can be generalized by y = mx + b; Write an equation in slope-intercept form to model a linear relationship by determining the rate of change and the initial value, given at least two (x, y) values or a graph; Construct a graph of a linear relationship given an equation in slope-intercept form; Interpret the rate of change and initial value of a linear function in terms of the situation it models, and in terms of the slope and y-intercept of its graph or a table of values.

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Learning Domain: Functions

Standard: Qualitatively analyze the functional relationship between two quantities: Analyze a graph determining where the function is increasing or decreasing; linear or non-linear; Sketch a graph that exhibits the qualitative features of a real-world function.

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Learning Domain: Geometry

Standard: Use informal arguments to analyze angle relationships: Recognize relationships between interior and exterior angles of a triangle; Recognize the relationships between the angles created when parallel lines are cut by a transversal; Recognize the angle-angle criterion for similarity of triangles; Solve real-world and mathematical problems involving angles.

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Learning Domain: Geometry

Standard: Understand how the formulas for the volumes of cones, cylinders, and spheres are related and use the relationship to solve real-world and mathematical problems.

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Learning Domain: Geometry

Standard: Explain the Pythagorean Theorem and its converse.

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Learning Domain: Geometry

Standard: Apply the Pythagorean Theorem and its converse to solve real-world and mathematical problems.

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Learning Domain: Geometry

Standard: Apply the Pythagorean Theorem to find the distance between two points in a coordinate system.

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Learning Domain: Geometry

Standard: Use transformations to define congruence: Verify experimentally the properties of rotations, reflections, and translations that create congruent figures; Understand that a two-dimensional figure is congruent to another if the second can be obtained from the first by a sequence of rotations, reflections, and translations; Given two congruent figures, describe a sequence that exhibits the congruence between them.

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Learning Domain: Geometry

Standard: Describe the effect of dilations about the origin, translations, rotations about the origin in 90 degree increments, and reflections across the x-axis and y-axis on two-dimensional figures using coordinates.

Degree of Alignment: Not Rated (0 users)

Learning Domain: Geometry

Standard: Use transformations to define similarity: Verify experimentally the properties of dilations that create similar figures; Understand that a two-dimensional figure is similar to another if the second can be obtained from the first by a sequence of rotations, reflections, translations, and dilations; Given two similar two-dimensional figures, describe a sequence that exhibits the similarity between them.

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Learning Domain: Statistics and Probability

Standard: Construct and interpret scatter plots for bivariate measurement data to investigate patterns of association between two quantities. Investigate and describe patterns such as clustering, outliers, positive or negative association, linear association, and nonlinear association.

Degree of Alignment: Not Rated (0 users)

Learning Domain: Statistics and Probability

Standard: Model the relationship between bivariate quantitative data to: Informally fit a straight line for a scatter plot that suggests a linear association; Informally assess the model fit by judging the closeness of the data points to the line.

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Learning Domain: Statistics and Probability

Standard: Use the equation of a linear model to solve problems in the context of bivariate quantitative data, interpreting the slope and y-intercept.

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Learning Domain: Statistics and Probability

Standard: Understand that patterns of association can also be seen in bivariate categorical data by displaying frequencies and relative frequencies in a two-way table: Construct and interpret a two-way table summarizing data on two categorical variables collected from the same subjects; Use relative frequencies calculated for rows or columns to describe possible association between the two variables.

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Learning Domain: The Number System

Standard: Understand that every number has a decimal expansion. Building upon the definition of a rational number, know that an irrational number is defined as a non-repeating, non-terminating decimal.

Degree of Alignment: Not Rated (0 users)

Learning Domain: The Number System

Standard: Use rational approximations of irrational numbers to compare the size of irrational numbers and locate them approximately on a number line. Estimate the value of expressions involving: Square roots and cube roots to the tenths; Pi to the hundredths.

Degree of Alignment: Not Rated (0 users)

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