1. ### Interactive Math Glossary

• Resource ID: MATH_IMG_001
• Grade Range: K–8
• Subject: Math

The Interactive Math Glossary is provided by the Texas Education Agency to help teachers explore and understand mathematics vocabulary.

2. ### Estimating Measurements and Using Formulas: Surface Area

• Resource ID: M8M3L3*
• Grade Range: 8
• Subject: Math

Given application problems involving lateral or total surface area the student will estimate measurements and solve the problems.

3. ### Estimating Measurements and Using Formulas: Volume

• Resource ID: M8M3L4*
• Grade Range: 8
• Subject: Math

Given application problems involving volume, the student will estimate measurements and solve the problems.

4. ### Estimating Measurements and Using Models and Formulas: 3-Dimensional Figures

• Resource ID: M8M3L5*
• Grade Range: 8
• Subject: Math

Given application problems involving 3-dimensional figures, the student will estimate measurements, including surface area and/or volume, then solve the problems.

5. ### Using the Pythagorean Theorem to Solve Indirect Measurements

• Resource ID: M8M3L6*
• Grade Range: 8
• Subject: Math

Given real-life problems, the student will use the Pythagorean Theorem to solve the problems.

6. ### Determining the Effects of Proportional Change on Area

• Resource ID: M8M4L3*
• Grade Range: 8
• Subject: Math

Given pictorial representations and problem situations involving area, the student will describe the effects on area when dimensions are changed proportionally.

7. ### Determining the Effects of Proportional Change on Perimeter

• Resource ID: M8M4L2*
• Grade Range: 8
• Subject: Math

Given pictorial representations and problem situations involving perimeter, the student will describe the effects on perimeter when dimensions are changed proportionally.

8. ### Generating Different Representations of Relationships

• Resource ID: M8M2L8*
• Grade Range: 8
• Subject: Math

Given problems that include data, the student will generate different representations, such as a table, graph, equation, or verbal description.

9. ### Predicting, Finding, and Justifying Data from a Graph

• Resource ID: M8M2L10
• Grade Range: 8
• Subject: Math

Given data in the form of a graph, the student will use the graph to interpret solutions to problems.

10. ### Kid2Kid: Determining the Meaning of Slope and Intercepts

• Resource ID: K2KA103
• Grade Range: 8–10
• Subject: Math

Kid2Kid videos on determining the meaning of slope and intercepts in English and Spanish

11. ### Determining if a Relationship is a Functional Relationship

• Resource ID: M8M2L15*
• Grade Range: 8
• Subject: Math

The student is expected to gather and record data & use data sets to determine functional relationships between quantities.

12. ### Graphing Dilations, Reflections, and Translations

• Resource ID: M8M2L2*
• Grade Range: 8
• Subject: Math

Given a coordinate plane, the student will graph dilations, reflections, and translations, and use those graphs to solve problems.

13. ### Graphing and Applying Coordinate Dilations

• Resource ID: M8M2L3*
• Grade Range: 8
• Subject: Math

Given a coordinate plane or coordinate representations of a dilation, the student will graph dilations and use those graphs to solve problems.

14. ### Developing the Concept of Slope

• Resource ID: M8M2L4*
• Grade Range: 8
• Subject: Math

Given multiple representations of linear functions, the student will develop the concept of slope as a rate of change.

15. ### Generalizing Proportions from Similar Figures

• Resource ID: M8M2L1*
• Grade Range: 8
• Subject: Math

Given a pair of similar figures, including dilations, students will be able to generalize that the lengths of corresponding sides are proportional.

16. ### Writing Geometric Relationships

• Resource ID: M8M3L8*
• Grade Range: 8
• Subject: Math

Given information in a geometric context, students will be able to use informal arguments to establish facts about the angle sum and exterior angle of triangles, the angles created when parallel lines are cut by a transversal, and the angle-angle criterion for similarity of triangles.

17. ### Solutions of Simultaneous Equations

• Resource ID: M8M3L9*
• Grade Range: 8
• Subject: Math

Given a graph of two simultaneous equations, students will be able to interpret the intersection of the graphs as the solution to the two equations.

18. ### Mean Absolute Deviation

• Resource ID: M8M4L4*
• Grade Range: 8
• Subject: Math

Given a set of data with no more than 10 data points, students will be able to determine and use the mean absolute deviation to describe the spread of the data.

19. ### Generalizing about Populations from Random Samples

• Resource ID: M8M4L5*
• Grade Range: 8
• Subject: Math

Given a population with known characteristics, students will be able to use a variety of methods to generate random samples of the same size in order to understand how a random sample is representative of a population.

20. ### Evaluating Solutions for Reasonableness

• Resource ID: M8M1L1a*
• Grade Range: 8
• Subject: Math

Given problem situations, the student will determine if the solutions are reasonable.