Curated OER
Diagnostic Test: Angles & Parallel Lines
In this diagnostic test learning exercise, students solve problems involving angles, parallel lines, and perpendicular lines. They identify alternate interior angles, alternate exterior angles, and corresponding angles. Students find...
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New York State Testing Program: Mathematics Test Book 1
In this mathematics test bookelt, learners solve problems studied during the year. They solve problems covering topics such as probability, angle intersection, commission, percent, exponents, similar figures, and reading and...
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A Special Relationship
Students discover the relationships of the lengths of the sides of right triangles and right triangles using a series of drawings on dot paper. They investigate and solve problems of standard (customary and metric units) and non-standard...
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Discover the Pythagorean Theorem
Learners explore the Pythagoras theorem. In this geometry lesson, students make right triangles and identify the parts of the triangle. Learners complete measurements of the sides of the triangle.
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Angle Terms Word Search Puzzle
In this geometry worksheet, learners find thirteen terms associated with angles. The terms include parallel, right, congruent, and degrees.
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Geometry and Measurement Pre-Test
Use this comprehensive pre-instruction assessment tool to focus your teaching where your class needs it most. Multiple choice questions assess your budding geometers' conceptual and vocabulary knowledge, but they do not solve any...
Illustrative Mathematics
Two Wheels and a Belt
Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...
Flipped Math
Intro to Trigonometry
Expand trigonometric ratios beyond right triangles. Pupils start with a review of trigonometric ratios and then take a look at angles in standard position to determine their measurements. Scholars discover how to find coterminal angles...
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Angles in Art Lesson
Students examine the correlation between art and math. Using their computers, students construct and measure angles. Students identify the properties of angles and polygons. They engage in the Angles program on their Palm and use the...
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Geometry: Classifying Angles
Students measure, construct, and classify angles as acute, right, straight, and obtuse. Once they have completed an angle worksheet, students use a map of South Carolina to locate cities by constructing the aforementioned angles.
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Exploring Angles
In this exploring angles worksheet, 10th graders solve 12 various types of problems that are related to measuring various angles. First, they name the vertex of an angle and determine whether it appears to be acute, obtuse, right, or...
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What Is Your Angle?
Students explore the concept of angles by interacting with numerous types of measurements. They create index cards with different angles. Then they pass the cards around to other students for comparison and measurement. They practice the...
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Angles and Triangles
Eighth graders examine Jewish symbols. For this Holocaust lesson, 8th graders discuss the meanings behind the Swastika and the Star of David. Students also measure the angles and shapes with the symbols.
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Try These Angles! Exploring Angles
In this angles activity, students answer multiple choice questions about different types of angles in shapes. Students complete 10 questions.
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Angles and Parallel Lines
In this angles and parallel lines learning exercise, 10th graders solve 12 different types of problems that include measuring various angles and parallel lines in given figures. First, they find the measure of each angle using the figure...
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Angles and Arcs
In this angles and arcs worksheet, 10th graders solve 8 different problems that relate to determining the measure of various angles and arcs of a circle. First, they define a central angle and the difference between a major and minor...
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Lines and Angles
In this math learning exercise, middle schoolers find the information concerning the line segments and angles. They define the complimentary and supplementary angles.
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Measuring Spider Web Angles
In this mathematics worksheet, students identify that the spiders each used a different angle to create their webs. Then they find out each spider's angle by estimating and measuring.
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Trigonometry Ratios in Right Triangles
In this trigonometry ratios in right triangles learning exercise, 10th graders solve 10 different trigonometric ratios that apply to right triangles. First, they define a trigonometric ratio and its three most common ratios, sine,...
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Angles and Turns
In this angles worksheet, students solve 24 problems in which angles and measurements on a compass are calculated. There are also some map problems to solve. The page is intended for online use but can be done on paper.
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Exterior and Interior Angles of Triangles
Tenth graders explore the exterior and interior angles of triangles. They use a theorem in order to prove a theorem about all polygons. Students use the theorem and its applications to find the angles of different types of triangles.
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Area of a Parallelogram
In this area of a parallelogram learning exercise, 10th graders determine the measurement of 10 different parallelograms illustrated. First, they multiply the base of the parallelogram times its height to determine the area. Then,...
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Special Right Triangles
Students identify the different parts of a right triangle. In this geometry instructional activity, students use the Pythagorean Theorem to identify missing sides and angles of a right triangle. They work with irrational and rational roots.
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New York State Testing Program Practice
In this standardized test preparation worksheet, 8th graders solve several varying problems. This twelve page test preparation worksheet asks students to show their work and explain how they arrived at their answers.