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Workbook
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Utah Education Network (UEN)

Real World Equations and Inequalities

For Students 7th Standards
Use of the resource = Opportunities for increased learning. Learners must use equations and inequalities to solve real-world and geometric problems.
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Lesson Plan
EngageNY

An Area Formula for Triangles

For Teachers 11th - 12th Standards
Use a triangle area formula that works when the height is unknown. The eighth installment in a 16-part series on trigonometry revisits the trigonometric triangle area formula that previously was shown to work with the acute triangles....
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Worksheet
Curated OER

Academic Grade 9 Assessment of Mathematics: Algebra I and Geometry

For Students 9th - 10th
Test your class, or use this 12 page math packet as chapter review. They solve 21 multiple choice problems which require them to graph linear equations, find the volume of prisms and cones, find unknown angles, and determine...
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Lesson Plan
Beacon Learning Center

Angles and Algebra

For Teachers 6th - 8th
Young scholars calculate angle measure for triangles and complementary/supplementary angles. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain practice.
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Lesson Plan
Curated OER

Extra Practice 10: Applications and Problem Solving

For Teachers 8th - 10th
In this problem solving worksheet, learners read short statements, translate them to algebraic equations, and then solve for the unknown. Students use integer rules to solve equations. There are 12 problems on this two-page worksheet.
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Worksheet
Curated OER

Algebraic Equations

For Students 8th - 9th
In this algebraic equations worksheet, students solve and complete 4 different sets of problems that include solving for variables and using ratios. First, they solve for a variable and write out all of the steps in the process. Then,...
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Lesson Plan
Curated OER

Solving Problems - Writing Equations

For Teachers 8th - 10th
In this solving problems worksheet, pupils read short word statements, translate them into an algebraic equation, and solve the problem. Twelve problems are listed on this one-page worksheet.
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Worksheet
Curated OER

Algebra and Trigonometry - Week 3: Story Problems

For Students 11th - Higher Ed
In this story problem activity, students read story problems, write equations, and solve. They use the law of sines, the law of cosines, the distance formula, and rates to solve problems. This two-page activity contains seven story...
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Lesson Plan
Curated OER

Determining Angle Measure with Parallel Lines

For Teachers 9th - 12th
Young scholars observe and solve examples of corresponding angle postulates, alternate interior angle theorems, and exterior and consecutive angles. They complete the Determining Angle Measure With Parallel Lines worksheet.
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Worksheet
Curated OER

Verifying Angle Relationships

For Students 10th
In this verifying angle relationships worksheet, 10th graders solve and prove various types of problems related to the verification process of various angle relationships. They complete each of the two proofs shown step-by-step, giving a...
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Lesson Plan
Curated OER

High School Examination: Algebra 2/Trigonometry

For Teachers 10th - 12th
In this high school worksheet, students solve problems involving angles, functions, square roots, and sequences.  They read word problems, write equations, and then solve them.  This 28-page worksheet contains 39 problems. 
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Worksheet
Curated OER

Chapter 4 - Objective 3.1 - Perimeter & Angle Measure

For Students 10th - 12th
In this perimeter and angle measure activity, students find the length of the side of triangles and rectangles from given information. They read story problems, write equations and solve the problem. This one-page activity contains ten...
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Lesson Plan
Curated OER

Flying with Pythagoras

For Teachers 7th - 10th
A lengthy narrative about Pythagoras and his students precedes an activity in which your young mathematicians practice using the Pythagorean theorem to solve three problems about flight and distance. Answers are provided. 
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Lesson Plan
EngageNY

Unknown Angle Proofs—Writing Proofs

For Teachers 9th - 10th Standards
What do Sherlock Holmes and geometry have in common? Why, it is a matter of deductive reasoning as the class learns how to justify each step of a problem. Pupils then present a known fact to ensure that their decision is correct.
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Lesson Plan
Hotchalk

Triangle Sum Theorem

For Teachers 8th - 10th Standards
Your visual geometry learners will appreciate triangle drawings as they model the triangle sum theorem and algebraically solve to find the missing interior angle in a triangle. Practice problems increase in complexity and vary in their...
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Worksheet
Lane Community College

Review Sheets: Geometry

For Students 8th - 11th
Full of problems with polygons, angles, lines, and triangles, your learners get a multi-page packet that provides all they need to know. It contains many of the standard problem types as well as some more challenging questions. 
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Worksheet
Curated OER

Algebraic Equations

For Students 7th - 8th
In this algebraic equations worksheet, students solve 9 different problems that include various types of equations used on the sheet. First, they determine the solution of a given inequality. Then, students write the greatest common...
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Worksheet
Lone Star College

Geometry Worksheet II

For Students 7th - 10th Standards
Young geometers get practice with the algebra of angles in an extensive skills practice worksheet. Supplementary, complementary, and vertical angle relationships are used, along with parallel lines cut by a transversal and angle sum of a...
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Worksheet
Curated OER

Determine the Measure of an Angle of a Right Triangle.

For Students 10th - 11th
In this geometry worksheet, students solve word problems by finding the values of missing angles and missing sides of triangles. They review their trigonometric properties of a right triangle. There are 9 problems with an answer key.
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Worksheet
Curated OER

Academic Algebra 2 Test

For Students 11th
In this algebra worksheet, 11th graders rewrite word problems using algebraic expressions. They solve problems using systems of equations. There are 14 problems on this worksheet.
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Worksheet
Curated OER

SAT problem solving practice test

For Students 10th - 11th
In this algebra and geometry worksheet, students review concepts dealing with angles, lines and basic word problems. They practice answering questions similar to the ones on the SAT.
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Lesson Plan
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National Security Agency

Partying with Proportions and Percents

For Teachers 6th - 8th Standards
Examine ratios and proportions in several real-world scenarios. Children will calculate unit rates, work with proportions and percentages as they plan a party, purchase produce, and take a tally. This lesson plan recommends five...
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Lesson Plan
Curated OER

Triangle Exterior Angles Theorem

For Teachers 7th - 9th
Learners identify the measure of missing exterior angles. For this geometry lesson,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.
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Lesson Plan
Curated OER

Patterns in the Sums of Polygon Angles

For Teachers 6th
Sixth graders discover the patterns of sums of polygon angles. In this math lesson, 6th graders study the properties of geometric shapes to solve problems as they participate in hands-on activities.