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Worksheet
Curated OER

Hands-On: Sums of Angle Measures

For Students 5th - 8th
In this angle measures worksheet, students solve six word problems where they are given 6 different polygons, some of which are complex, and must determine angle measures in order to arrive at a solution.
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Lesson Plan
Curated OER

Vertical Angles

For Teachers 7th - 11th
With a clean, direct resource like this one, learners can easily focus on the task at hand, which is clearly communicated. They practice figuring the missing measures of vertical angles given the measure of their complement or...
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Worksheet
Curated OER

Easy Worksheet: Right Triangles and Circles

For Students 9th - 12th
In this right triangles and circles activity, high schoolers solve 4 short answer problems. Students describe a right triangle formed by point on a circle and an angle measure.
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Worksheet
Curated OER

Tests for Parallelograms Homework

For Students 9th - 12th
In this test for parallelograms worksheet, students solve 15 short answer problems. Students determine if a given sketch is a parallelogram given angle measures and/or side lengths. Students use knowledge of parallelograms to find...
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Interactive
Curated OER

Angles in a Triangle

For Students 9th - 12th
In this online math worksheet, 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...
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Interactive
Curated OER

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...
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Worksheet
Curated OER

Solve for the Arc Length Problems

For Students 11th - Higher Ed
In this arc length worksheet, students solve for the arc length for four angles.  Three of the angles are given in degrees while the other angle length is given in radians.  The solutions are not provided.
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Worksheet
Curated OER

Vertical Angles Worksheet

For Students 9th - 12th
In this vertical angles worksheet, high schoolers find the angle measures of 18 angles.  Students use knowledge of vertical and supplementary angles to find the missing angle measures.
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Worksheet
Curated OER

Angle Measures

For Students 5th - 6th
In this angles instructional activity, students solve 20 problems pertaining to angle measurement and classification. This page is intended to be an online activity, but can be completed on paper.
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Lesson Plan
Curated OER

Angle Attributes and Measures

For Teachers 7th
Seventh graders explore the concept of angles. In this angles lesson, 7th graders use protractors to measure angles. Students sing an angle song. Students discuss attributes of angles using a two-color plate manipulative.
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Interactive
Math Playground

Math Playground: Estimate the Angle

For Students 3rd - 5th Standards
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.
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Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Using Angle Measures

For Students 4th - 8th Standards
Use Glencoe's randomly generated self-checking quiz to test your knowledge of using angle measures. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...
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Activity
Texas Instruments

Texas Instruments: Eating Out

For Teachers 6th - 8th
In this activity, students examine data and make graphs to represent the data. They interpret the data and answer questions. They also learn to calculate percentages and angle measures.
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Activity
Texas Instruments

Texas Instruments: Collecting Data in Geometry

For Teachers 9th - 10th
This activity is designed for students to make conjectures about triangles. Students will create three lists to represent the measures of the angles of the triangle. The entire class list will then be sent to each student for analysis,...
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Unit Plan
CK-12 Foundation

Ck 12: Angle Measurements Adding Angles

For Students 5th - 8th
[Free Registration/Login Required] Students explore angle measurements by navigating through the interactive learning module and then answering questions that go along with the module. Students can also learn more about the concept by...
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Unit Plan
CK-12 Foundation

Ck 12: Angle Measurement

For Students 5th - 8th
[Free Registration/Login Required] Students explore angle measurement by navigating through the interactive learning module and then answering questions that go along with the module. Students can also learn more about the concept by...
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Unit Plan
CK-12 Foundation

Ck 12: Angle Measures

For Students 9th - 10th
[Free Registration/Login Required] Students explore the concept of finding triangle angle measurement by navigating through the interactive learning module and then answering questions that go along with the module. Students can also...
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Unit Plan
CK-12 Foundation

Ck 12: Volume of Pyramids

For Students 5th - 8th
[Free Registration/Login Required] Students explore identification of angles by vertex and ray by navigating through the interactive learning module and then answering questions that go along with the module. Students can also learn more...
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Unit Plan
Khan Academy

Khan Academy: Angle Basics

For Students 3rd - 5th Standards
Determine which angle has a greater measure by looking at the size of the opening between the angle's rays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Constructing Triangles

For Students 6th - 8th Standards
Practice constructing triangles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Angle Bisector

For Students 9th - 10th Standards
This interactive demonstrates how to bisect an angle.
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Interactive
Shodor Education Foundation

Shodor Interactivate: Squaring the Triangle

For Students 9th - 10th Standards
Learn about how the Pythagorean Theorem works through investigating the standard geometric proof.
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Handout
Quia

Ixl Learning: Adjacent Angles

For Students 7th - 8th Standards
Brush up on your math skills relating to adjacent angles then try some practice problems to test your understanding.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Russian Toy Store: Angles Ii

For Students 5th - 6th
Students will play learning games to explore triangles, angles, and angle measurement.