Lesson Plan
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Angles And Triangles

For Teachers 7th
Seventh graders participate in a lesson plan that is focused upon the concepts of classifying different angles and triangles. They practice classifying triangles according to its kind that includes types of angles, congruence, and...
Worksheet
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Identify Angles

For Students 5th - 8th
In this angles practice instructional activity, students respond to 4 questions that require them to identify the pictured angles as acute, right, or obtuse triangles.
Worksheet
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Measuring and Classifying Angles

For Students 6th
In this measuring and classifying angles worksheet, 6th graders select the type of angle (acute, right, obtuse, straight) for 6 drawings, then use a protractor to measure each angle.
Worksheet
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Classifying and Measuring Angles

For Students 10th
In this classifying and measuring angles worksheet, 10th graders solve and complete the measures of various types of angles. They determine whether each angle drawn is a straight, right, obtuse, acute, or reflex angle. Then, students...
Interactive
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Supplementary Angles

For Students 10th
In this geometry worksheet, 10th graders determine measure of a supplementary angle. Algebra applications are included. The one page interactive worksheet contains six questions. Hints, clues, and answers are provided.
Worksheet
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Classifying Angles Worksheet

For Students 3rd - 6th
In this angles worksheet, students classify angles as being acute, right, obtuse, or straight. Students classify 9 angles on this worksheet.
Worksheet
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Geometry Worksheet: Angle (4)

For Students 7th - 8th
For this geometry angle worksheet, students examine find the measurement of given angles.  This one-page worksheet contains two problems.
Lesson Plan
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Rallytable Angle Measuring

For Teachers 6th - 10th
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.
Worksheet
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Identify different types of angles

For Students 3rd - 6th
In this angles worksheet, students identify angles as either being acute, obtuse, right, or straight. Students identify 4 angles.
Worksheet
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Angles Measure and Classify

For Students 5th - 6th
In this angles activity, students solve 6 problems in which an angle is measured with a protractor. Students mark if the angle is acute, right, obtuse or straight.
Worksheet
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Geometry Worksheet: Angle (2)

For Students 9th - 11th
In this geometry worksheet, students find the measure of missing angles.  They identify alternate angles.  This one-page worksheet contains two problems.
Worksheet
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Relationship of Angles

For Students 7th - 8th
In this angles activity, students write the relationship of angle one and two in each case shown. Then, they identify whether they are corresponding, alternate interior, alternate exterior or co-interior angles on the line provided.
Worksheet
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Vertical Angles Exploration

For Students 10th
In this vertical angles explorations worksheet, 10th graders solve and complete 6 different types of problems. First, they use a ruler and a protractor to measure the angles illustrated. Then, students complete the tables next to each...
Interactive
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Angles in a Straight Line

For Students 9th - 12th
In this online math worksheet, students calculate the value of a variety of angles based on a geometric design. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
Interactive
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Exterior Angles of Polygons

For Students 9th - 12th
In this online math worksheet, high schoolers find the exterior angles of polgyongs. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Interactive
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Five Find the Unknown Angle Interactive Problems

For Students 10th - Higher Ed
In this unknown angle worksheet, students use trigonometry functions in five problems to find the unknown angles.  Students may check their solutions and receive hints by using the "Check" and "Hint" button found at the bottom of...
Worksheet
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Revision of Angles Sheet 020

For Students 4th - 6th
In this revision of angles worksheet, students use their problem solving skills to find the measurements of missing angles in order to solve 6 problems.
Worksheet
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Angles measure and classify

For Students 5th - 8th
In this angles worksheet, students measure angles with a protractor and figure out if it is acute, right, obtuse, or straight. Students complete 6 problems.
Interactive
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Angles in a Triangle

For Students 9th - 12th
In this online math activity, students calculate the angles in a triangle given their measurements. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific...
Worksheet
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Angles and Lines: Calculate What Is Missing

For Students 6th
In this angles and lines:  calculate what is missing worksheet, 6th graders look at four geometric shapes with some information given about angles and lines and calculate the measurements that are missing.
Worksheet
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Measurements of Unknown Angles

For Students 6th - 8th
In this geometry skills practice worksheet, students respond to 9 questions that require them to calculate the measurements of the unknown angles.
Worksheet
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Measuring Angles

For Students 4th - 6th
In this measuring angles worksheet, students measure a set of 5 angles, checking a set of features that apply to each. A reference web site is given for additional activities.
Worksheet
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Measuring Angles

For Students 5th - 6th
In this angles worksheet, students use a protractor and measure a set of angles, correctly checking features and measurements that apply. A reference web site is given for additional activities.
Lesson Plan
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Measuring Angles

For Teachers 6th
Sixth graders identify and measure right, acute, obtuse, and straight angles. In this geometry lesson, 6th graders review the definition of each angle and are shown examples of each specific angle. Students use toothpicks, gumdrops, and...

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