Apply mathematics to problems arising in everyday life, society, and the workplace
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United States Video Lessons
Grade 8 Mathematics Video Lessons
Watch 19 dedicated curriculum video lessons.
Calculate and compare simple interest and compound interest earnings
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Communicate mathematical ideas, reasoning, and their implications using multiple representations, including symbols, diagrams, graphs, and language as appropriate
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Convert between standard decimal notation and scientific notation
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Describe the volume formula V = Bh of a cylinder in terms of its base area and its height
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Estimate the cost of a two-year and four-year college education, including family contribution, and devise a periodic savings plan for accumulating the money needed to contribute
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Explain the effect of translations, reflections over the x- or y-axis, and rotations limited to 90°, 180°, 270°, and 360° as applied to two-dimensional shapes on a coordinate
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Expressions, equations, and relationships. The student applies mathematical process standards to use multiple representations to develop foundational concepts of simultaneous linear equations
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Extend previous knowledge of sets and subsets using a visual representation to describe relationships between sets of real numbers
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Generalize that the ratio of corresponding sides of similar shapes are proportional, including a shape and its dilation
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Generalize the properties of orientation and congruence of rotations, reflections, translations, and dilations of two-dimensional shapes on a coordinate plane
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Identify functions using sets of ordered pairs, tables, mappings, and graphs
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Represent linear proportional situations with tables, graphs, and equations in the form of y = kx
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Simulate generating random samples of the same size from a population with known characteristics to develop the notion of a random sample being representative of the population
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Use an algebraic representation to explain the effect of a given positive rational scale factor applied to two-dimensional figures on a coordinate plane with the origin as the
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Use data from a table or graph to determine the rate of change or slope and y-intercept in mathematical and real-world problems
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Use models and diagrams to explain the Pythagorean theorem
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Use similar right triangles to develop an understanding that slope, m, given as the rate comparing the change in y-values to the change in x-values, (y2 - y1)/ (x2 - x1), is the
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Use the Pythagorean Theorem and its converse to solve problems
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