Curated OER
Estimate then Measure the Angle #1
Practice angle estimation with a worksheet. First learners estimate three angles within 15 degrees, then they measure and name each angle. A reference website is given for additional activities.
MathMovesU
Practice: Measuring Angles and Using a Protractor and More!
Four fabulous worksheets are included in this resource, all having to do with the measurement of angles. On the first, anglers will use a protractor to determine the degrees of 10 different angles. An arc is drawn on each. On the second,...
Teachers' Domain
Introduction to Angle Measure
An all-encompassing package provides video clips that demonstrate real-world activities that have to do with angles. After watching the Cyberchase cartoons, learners discuss why a "v" shape is used to measure a turn. A pair of vital...
Utah Education Network (UEN)
The Angle Tangle
Fourth and fifth graders identify three types of angles, recognize that angles are measured in degrees, measure angles using protractors or angle rulers. They classify angles as a class, classify angles on pattern blocks, and complete a...
Ed Galaxy
Amazing Angles
Three letter-sized mini posters can be displayed in your elementary geometry class when teaching about angles. One provides information about degree measurement and additive properties, and the other two define acute, right, obtuse,...
Illustrative Mathematics
Finding an Unknown Angle
Teach your class how to apply their knowledge of geometry as they explore the unknown. In order to find an unknown angle, students must understand that rectangles have four interior right angles, that right angles have 90 degrees, and...
Scholastic
Study Jams! Tools of Measurement
From temperature and mass, to length and volume, there are many different types of measurement. Expose young learners to a variety of measurement tools using this slide show of real-life pictures. Go through the presentation one image at...
DK Publishing
Using a Protractor
Learn how to measure acute, right, and obtuse angles with a protractor. After reviewing the way the protractor works, fourth graders measure nine angles on their own. For extra practice, have them measure different angles in their...
Math Mammoth
Measuring Angles
The first of two pages displays various angles as the measure of degrees of a circular arc. An explanation is written, and learners are asked to model each by holding up two pencils as the rays. The second page provides instruction on...
Curated OER
Missing Measures: Complimentary and Supplementary Angles
A missing measure mystery! Right angles and straight angles are divided in two, with the measure of one side provided. Angle analyzers compute the value of the missing complimentary or supplementary angle. There are eight problems for...
Scholastic
Study Jams! Measure Angles
Get a quick review on measuring angles with this step-by-step guide using a protractor. Watch the correct way to measure angles and finish with an assessment on correct techniques to measure special angles.
Houghton Mifflin Harcourt
Leveled Problem Solving: Angles
This splendid assignment gets future engineers to compute complementary or supplementary angles in real-life applications! Once they have mastered the art of additive angles, they can apply their knowledge to help Steve, Inez, Carlotta,...
University of Exeter
Angles and Turns
Junior geometers investigate the concepts of angles and turns using straws to perform a hands on activity. This is helpful for kinesthetic learners who have a hard time with mathematics. The lesson includes the dialogue to be used during...
Curated OER
Estimate then Measure the Angle #4
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.
Curated OER
Lesson 3: Measuring Angles
Students use a protractor to measure angles. They classify angles by type: right angle, acute angles, and obtuse angles. Students build and draw right, acute, and obtuse angles. They discuss how do people in various professions use...
Curated OER
Angles
Fourth and fifth graders investigate angles and name them according to the criteria for obtuse, acute, and right angles. They examine a human-made yarn pattern on the floor of their classroom and identify angles, vertices, and types of...
Curated OER
Complimentary and Supplementary Angles #2
Here is a complimentary and supplementary angles instructional activity in which learners solve 12 word problems that require them to calculate the measure of angles.
Curated OER
Solving Problems with Angles
Upper elementary math whizzes complete word problems having to do with measurements of angles. They complete 10 multiple choice problems.
K-5 Math Teaching Resources
Angles Template
Young mathematicians learn to see geometry from different angles with this simple printable resource. Providing multiple visual examples of angles, this simple document can be used as an instructional tool, a skills practice exercise, or...
Curated OER
Angles Lesson 15-2
The four major types of angles, right, obtuse, acute, and straight are described in this fine presentation. First, the important vocabulary associated with angles is presented, then the types of angles are described. A protractor is...
Curated OER
Measuring, Drawing and Naming Angles
Upper graders examine all angles. In this angle lesson, pupils practice measuring, drawing, and naming angles. They create posters regarding angle vocabulary.
AJ Reynolds
Unit 5 Section 2: Measuring Angles
An interactive assignment displays two example angles to teach how to measure them. When you click on the angles, a protractor appears! As practice, learners view a set of angles, estimate the size of each, and then enter the degrees in...
Utah Education Network (UEN)
Angles, Degrees, Protractors . . . Oh My!
Fourth and fifth graders make a protractor and identify various angle types. In this protractor and angle lesson, learners make their own protractor and use it to measure a variety of angles. They complete worksheets while identifying...
Curated OER
Estimating and Measuring Angles (C)
In this estimating and measuring angles worksheet, students examine 6 angles, estimate their measurements, and then measure them using a protractor.