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Exploring Angles
In this exploring angles learning exercise, 10th graders solve 6 various problems of geometry by identifying various types of angles. First, they use the figure shown to list all the angles that have W as the vertex and then, name the...
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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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Parts of Similar Triangles
In this parts of similar triangles worksheet, 10th graders solve and complete 15 different statements related to naming the parts found in similar triangles. First, they identify each definition stated that describes an everyday usage of...
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Trigonometry Ratios in Right Triangles
In this trigonometry ratios in right triangles worksheet, 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, cosine, and...
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Right Triangles
In this right triangles worksheet, 10th graders solve 6 various problems and figures related to right triangles. First they identify and describe the 3 theorems and 1 postulate stated that prove 2 right triangles congruent if one of them...
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Triangles and Quadrilaterals
In this triangles and quadrilaterals worksheet, 10th graders solve 6 different problems related to using triangles and quadrilaterals in informal geometry. They determine how many lines of symmetry an equilateral triangle and an...
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Classifying Triangles
In this classifying triangles instructional activity, 10th graders solve 6 different problems related to the classification of triangles either by their angles or by their sides. First, they use a protractor and a ruler to draw triangles...
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Geometry of Triangles - Week 6
In this geometry of triangles worksheet, students find the length of sides, are, and angle measurement of inscribed triangles, pentagons, and midpoint of a line. This two-page worksheet contains seven problems.
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Rallytable Angle Measuring
In this geometry worksheet, students measure various angles. First, they write what type of angle each one is, whether right, acute, or obtuse. Then students estimate the measurement and then write the actual measurement for each angle.
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Sorting Angles
In this sorting angles worksheet, students distinguish the differences between right, obtuse and acute angles. Students determine what type of angle thirteen angles are as shown.
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Measuring Spider Web Angles
In this mathematics learning exercise, 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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Angle Action
Sixth graders investigate the concept of an angle. They classify an angle according to its type. The lesson has students practice with acute, right, and obtuse angles. A unique part is when telling time using clock hands is related to...
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Angles
Fifth graders identify different angles according to its type that is determined according to taking a measurement of the degree. They also explore the vocabulary related to the concept.
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Science: Arsenic and Old Lace
Students read about specific instances of arsenic in history and share these stories with each other. They identify, after reading the articles and sharing, what role arsenic played, how arsenic enters the system and what its effects...
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Hey! What Is Your Angle?
Fifth graders create and classify straight, right, acute and obtuse angles. In this clever lesson, 5th graders utilize pretzel sticks to form different types of angles. Best of all, they get to eat them at the end!
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Angle Action
Students measure and label specified angles. For this angles lesson, students use a protractor to find angles that are acute, obtuse, and reflexive. Students then label each angle and match the angles the correct definition. This lesson...
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Triangle Angle Sort
In this triangle and angle worksheet, 10th graders identify 36 different angles and triangles illustrated on the sheet. First, they define the vocabulary to include equilateral, scalene, right, and isosceles triangle. In addition, they...
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Finding Unknown Angles
In this finding unknown angles worksheet, 10th graders find each numbered angle's measure for 20 different angles shown in the diagrams. They calculate the size of an angle when the other two angles are known to equal 180 degrees. Then,...
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Angles
In this angles learning exercise, students determine if sixteen angles are acute, obtuse, straight or right. Students defend their decisions with their classmates.
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Polygons and Angles
Sixth graders estimate the measurement of angles and then measure the exact distance using an angle ruler. In groups, they explore shapes and recognize the characteristics acute, obtuse and right angles. Students sketch required shapes,...
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Angles Lesson Plan
Learners stud angles, and then play the "What's Your Angle?" game. They complete at least 10 computer generated problems from the Angles Applet.
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See What You Can Find
Third graders search for and locate examples of acute, right, straight and obtuse angles in the classroom. They record their findings by writing the exact location of each angle found and organize them into angle categories.
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Angle Aerobics
Third graders review angle criteria and then stand. They demonstrate with their hands each type of angle called out by the teacher: right, acute, or obtuse. Music is added and students follow teacher in an angle aerobics class peppered...
Math Playground
Math Playground: Estimate the Angle
Practice estimating the angle by sliding the blue "X" button up and down to open and close the angle. See how many aliens you can zap with the correct answer. Your total correct out of 10 is listed just below the problem.