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Using Logical Reasoning to Prove Conjectures about Circles

Resource ID: GM1L19
Grade Range: 10 - 9
Subject: Math

Given conjectures about circles, the student will use deductive reasoning and counterexamples to prove or disprove the conjectures.

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Generalizing Geometric Properties of Ratios in Similar Figures

Resource ID: GM2L3
Grade Range: 10 - 9
Subject: Math

Students will investigate patterns to make conjectures about geometric relationships and apply the definition of similarity, in terms of a dilation, to identify similar figures and their proportional sides and congruent corresponding angles.

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Determining Area: Sectors of Circles

Resource ID: GM4L3
Grade Range: 10 - 9
Subject: Math

Students will use proportional reasoning to develop formulas to determine the area of sectors of circles. Students will then solve problems involving the area of sectors of circles.

Interactive Math Glossary Icon
Interactive Math Glossary

Resource ID: MATH_IMG_001
Grade Range: 1 - Kindergarten
Subject: Math
The Interactive Math Glossary is provided by the Texas Education Agency to help teachers explore and understand mathematics vocabulary.

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Making Conjectures About Circles and Segments

Resource ID: GM4L16
Grade Range: 10 - 9
Subject: Math

Given examples of circles and the lines that intersect them, the student will use explorations and concrete models to formulate and test conjectures about the properties and relationships among the resulting segments.

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Determining Area: Regular Polygons and Circles

Resource ID: GM4L1
Grade Range: 10 - 9
Subject: Math

The student will apply the formula for the area of regular polygons to solve problems.

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Making Conjectures About Circles and Angles

Resource ID: GM4L16a
Grade Range: 10 - 9
Subject: Math

Given examples of circles and the lines that intersect them, the student will use explorations and concrete models to formulate and test conjectures about the properties of and relationships among the resulting angles.

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Domain and Range: Numerical Representations

Resource ID: A2M1L1
Grade Range: 10 - 9
Subject: Math

Given a function in the form of a table, mapping diagram, and/or set of ordered pairs, the student will identify the domain and range using set notation, interval notation, or a verbal description as appropriate.

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Solving Problems With Similar Figures

Resource ID: GM5L2
Grade Range: 10 - 9
Subject: Math

Given problem situations involving similar figures, the student will use ratios to solve the problems.

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Transformations of Square Root and Rational Functions

Resource ID: A2M3L3
Grade Range: 10 - 9
Subject: Math

Given a square root function or a rational function, the student will determine the effect on the graph when f(x) is replaced by af(x), f(x) + d, f(bx), and f(x - c) for specific positive and negative values.

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Transformations of Exponential and Logarithmic Functions

Resource ID: A2M3L4
Grade Range: 10 - 9
Subject: Math

Given an exponential or logarithmic function, the student will describe the effects of parameter changes.

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Solving Square Root Equations Using Tables and Graphs

Resource ID: A2M6L2A
Grade Range: 10 - 9
Subject: Math

Given a square root equation, the student will solve the equation using tables or graphs - connecting the two methods of solution.

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Functions and their Inverses

Resource ID: A2M3L8
Grade Range: 10 - 9
Subject: Math

Given a functional relationship in a variety of representations (table, graph, mapping diagram, equation, or verbal form), the student will determine the inverse of the function.

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Rational Functions: Predicting the Effects of Parameter Changes

Resource ID: A2M7L0
Grade Range: 10 - 9
Subject: Math

Given parameter changes for rational functions, students will be able to predict the resulting changes on important attributes of the function, including domain and range and asymptotic behavior.

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TXRCFP: Texas Response to Curriculum Focal Points for K-8 Mathematics Revised 2013

Resource ID: TEA001
Grade Range: 1 - Kindergarten
Subject: Math

The Texas Response to Curriculum Focal Points Revised 2013 was created from the 2012 revision of the TEKS as a guide for implementation of effective mathematics instruction by identifying critical areas of content at each grade level.

itunesCoverArt
Vertical Alignment Charts for Revised Mathematics TEKS

Resource ID: Revised_Math_TEKS_VA
Grade Range: 1 - Kindergarten
Subject: Math

This resource provides vertical alignment charts for the revised mathematics TEKS.

PBS Learning Media
Sunflower Biscuit Bones (PDF) | Martha Speaks

Resource ID: PBS379
Grade Range: 1 - PreK
Subject: Math

The PDF of the interactive, informational story "Sunflower Biscuit Bones" designed for in-classroom use.

PBS Learning Media
Creative Motivation

Resource ID: PBS419
Grade Range: 1 - 3
Subject: Fine Arts

In these segments, artist Mark Ecko discusses what motivates him to create his art, and what "creativity" means to him. This resource teaches students what "motivation" and "creativity" mean, and empowers students to create their own art.

PBS Learning Media
¡El Pollo! | StoryBlocks

Resource ID: PBS202
Grade Range: 1 - PreK
Subject: ELL Support

La investigación muestra los bebés pueden reconocer que las palabras mucho antes de que puedan hablar.

PBS Learning Media
Los Elefantes | StoryBlocks

Resource ID: PBS203
Grade Range: 1 - PreK
Subject: ELL Support

La investigación muestra los bebés pueden reconocer que las palabras mucho antes de que puedan hablar.

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