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Worksheet
Curated OER

Classify and Measure Angles #2

For Students 2nd - 4th
In this angles worksheet, students classify and measure 2 given angles. Worksheet is part of a directory, click on line to access worksheets.
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Worksheet
Curated OER

Angles Measure and Classify

For Students 5th - 6th
In this angles worksheet, students solve 6 problems in which an angle is measured with a protractor. Students mark if the angle is acute, right, obtuse or straight.
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Lesson Plan
Willow Tree

Interior Angles, Exterior Angles, and Diagonals of Polygons

For Students 8th - 11th Standards
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate the number of...
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Lesson Plan
EngageNY

One-Step Problems in the Real World

For Teachers 6th Standards
Mirror, mirror on the wall, which is the fairest resource of them all? Individuals write and solve one-step equations for problems about angle measurement, including those involving mirrors. Both mathematical and real-world problems are...
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Lesson Plan
Willow Tree

Angle Sum Property of Triangles

For Students 8th - 11th Standards
All triangles have some things in common. Using these properties of triangles, learners find missing angle measures. Scholars use the Angle Sum Property and properties of special triangles throughout the instructional activity.
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Activity
Illustrative Mathematics

Find the Angle

For Teachers 7th - 10th Standards
This a fun problem for young geometers to play with while gaining important insight into deductive reasoning. Some will find the answers very quickly, others might take a less direct path, but all will use their knowledge of the sum of...
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Worksheet
Houghton Mifflin Harcourt

Angle Pairs - Reteach 14.2

For Students 4th - 5th Standards
Practice recognizing types of additive angles with a worksheet in which pupils review adjacent, interior and exterior, complementary, and supplementary angles and use a diagram to give examples of them. Be aware that the diagram involves...
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Lesson Plan
EngageNY

The Inscribed Angle Alternate – A Tangent Angle

For Teachers 9th - 12th Standards
You know the Inscribed Angle Theorem and you know about tangent lines; now let's consider them together! Learners first explore angle measures when one of the rays of the angle is a tangent to a circle. They then apply their newfound...
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Worksheet
Raytheon

Just Measure It

For Students 5th - 7th
In this line segments and angles instructional activity, students solve problem solving problems and multiple choice questions about line segments and angles. Students complete 7 pages of problems.
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Worksheet
Curated OER

Angles by BBC Teachers

For Students 4th - 5th
Fourth and fifth graders write the measurement of the missing angle in six problems include three triangles, a semi-circle, and two circles. They use a protractor and the given angle measurements to draw six angles.
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Worksheet
Curated OER

Estimate then Measure the Angle #4

For Students 4th - 6th
In this angles worksheet, students estimate angles to within 15 degrees, then measure and name each. A reference web site is given for additional activities.
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Worksheet
Curated OER

Measuring Angles

For Students 5th - 6th
In this angles activity, 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.
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Worksheet
Curated OER

Geometry - Angles Overview

For Students 7th - 8th
Learners address 14 questions that include naming all pairs of opposite and supplementary angles for sets of intersecting lines and then, finding the measure of the unknown angle. They determine the measure of the angle that is...
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Handout
Charleston School District

Parallel Lines Cut by a Transversal

For Students 8th Standards
Pupils study angle measurements between different types of angles associated with parallel lines and transversals. The independent practice asks pupils to identify the types of angles in a diagram and to determine the measure of angles. 
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Worksheet
Kuta Software

Classifying Angles

For Students 6th - 10th Standards
Learners sharpen their classification of angles skill with a simple angles worksheet that starts with unlabeled angles and ends with specific angle measures to classify.
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Worksheet
Curated OER

Angles Activities

For Students 5th - 8th
A series of geometry worksheets have mathematicians constructing, dissecting, overlapping, and measuring as they analyze angles in various contexts. Learners use symmetry and reflections in a compass rose to write instructions on...
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Instructional Video0:53
Corbett Maths

Angles in the Same Segment – Proof

For Students 8th - 12th Standards
If angles intercept the same arc, the angles must be the same size. The quick video talks through the proof of showing the reason two inscribed angles that intersect the same arc have the same measurement. Pupils then create their own...
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Activity
Big Kid Science

Measuring Shadows Using an Ancient Method

For Teachers 8th - 12th Standards
How did ancient peoples determine the height of really tall objects? Young scientists and mathematicians explore the concept of using shadows to measure height in a hands-on experiment. Paired pupils measure shadows, then calculate the...
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Worksheet
Curated OER

Angle Measures

For Students 10th
For this angle measures worksheet, 10th graders solve and complete 6 different types of problems. First, they find the coordinates of each angle given. Then, students determine if the angles are complementary or supplementary. They also...
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Worksheet
Curated OER

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...
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Worksheet
Curated OER

Vertical Angles Worksheet

For Students 9th - 12th
For 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

Angles measure and classify

For Students 5th - 8th
For this angles worksheet, learners measure angles with a protractor and figure out if it is acute, right, obtuse, or straight. Students complete 6 problems.
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Worksheet
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K12 Reader

What’s Your Angle?

For Students 4th - 5th Standards
Start out with angles by asking your pupils to read this reading passage. Class members will learn about degrees, right angles, acute angles, and obtuse angles and then respond to five questions about the text.
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Lesson Plan
Illustrative Mathematics

Are These Right?

For Teachers 3rd - 5th Standards
Is that a right triangle or a wrong triangle? Young mathematicians look at eleven different shapes and use a measuring tool of their choice to determine which triangles have right angles. Consider cutting out sets of the shapes to...

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