CK-12 Foundation
Horse and Cart
Can a horse pull more than its weight? A simple simulation answers this question and more. Pupils adjust the mass in a cart, the mass of the horse, the acceleration of the horse, and the angle of the tension rope between the horse and...
University of Minnesota
Try Angle
Does practice make perfect or just improvement? Scholars practice drawing a triangle on an Etch-A-Sketch. They learn about the part of the brain that controls sensory-motor integration and apply that to an analysis question.
Radford University
Georgia Peaches and California Dreamin’
Plant the fruits of trigonometry. Pairs work through the process of finding the best place to plant fruit trees on a piece of property. The scholars must take into consideration the location of the property and the solar zenith angle. To...
Bonneville
Variables Affecting Wind Turbine Power
Design the best from the best. Groups work together to come up with the best configuration of different variables that affect a wind turbine. The teams choose from several variables such as the number of blades, the angle of the blades,...
Curated OER
Identify Triangles: Acute, Right, Obtuse, Straight
In this triangles learning exercise, students draw angles with given measurements and identify each as either acute, right, obtuse or straight. A reference web site is given for additional activities.
Curated OER
Estimate and Measure Angles
In this angle worksheet, students estimate a set of angles within 15 degrees, then measure each angle and name it. A reference web site is given for additional activities.
Curated OER
Identify Angles: Acute, Right, Obtuse and Straight
In this angles worksheet, learners identify a set of angles as either acute, right, obtuse or straight. A reference web site is given for additional activities.
Curated OER
Estimate, Name and Measure Angles
In this angles worksheet, students first estimate then measure and name a set of 3 given angles. A reference web site is given for additional activities.
Curated OER
Estimating, Measuring and Naming Angles
In this angle worksheet, students first estimate, then measure within 15 degrees and name a set of 3 angles. A reference web site is given for additional activities.
Curated OER
Acute and Obtuse Angles
For this angles worksheet, students label a set of 4 angles as either acute or obtuse. Page has several links to additional geometry activities.
Curated OER
Identify Different Types of Angles
In this angles activity, students identify a set of 4 given angles as either obtuse, acute, right or straight, checking the correct box next to each. A reference web site is given for additional activities.
Curated OER
Identify Different Types of Angles
In this types of angles worksheet, students identify types of angles as either acute, obtuse, straight or right. A reference web site is given for additional activities.
Curated OER
Determining Angle Measurements
In this angle measurement worksheet, students write either 90, 180, 270 or 360 degrees as the correct measurement for given angles. A reference web site is given for additional activities.
Curated OER
Naming Angles
In this angles worksheet, students name a set of angles using the correct math symbol from a set of 5 choices. A reference web site is given for additional activities.
Curated OER
South Caro-angular
Students classify and measure angles. For this angular lesson, students measure, contruct, and classify angles. They identify angles as acute, right, obtuse, and straight.
Curated OER
Clockwise
Second graders investigate angles through this series of lessons. They determine how angles turn in both clockwise and anticlockwise directions. They examine the characteristics of quarter half turns and how they can begin from any...
Curated OER
Polygons
In this polygons worksheet, 10th graders solve 10 different problems that include determining various interior angles in polygons. First, they determine the number of sides a polygon has with a given measure for each angle. Then,...
Curated OER
How To Use A Protractor
Fifth graders use the SMART Board to demonstrate how to use a protractor to measure acute, obtuse, and right angles. For this protractor lesson plan, 5th graders also complete an angles worksheet.
Curated OER
Polygons
In this polygons worksheet, 10th graders solve 10 different problems that include various types of polygons. First, they determine the number of sides that a polygon has if the exterior angle is a certain degree. Then, students determine...
Curated OER
MT-A141 PreCalculus: Worksheet 6.1
In this precalculus worksheet, students complete a table of common angle equivalences and compare them to radians. Using their calculator they examine the difference between angles in degrees and the answer in radians. Students...
Curated OER
Applied Trigonometry Problems Day 2
In this geometry instructional activity, students apply right triangle trigonometry to find missing distances or angles in real life examples involving angles of depression or elevation. The four page instructional activity contains...
Curated OER
Classifying and Constructing Corners
Fifth graders, after seeing Honeycomb examples, complete a Classifying Angles worksheet, Clock worksheet, and Defining Angles worksheet.
Curated OER
Geometry
In this geometry learning exercise, students find the sum of angles, label angles, and more. Students complete 6 questions total on this learning exercise.
Curated OER
Triangles
In this triangles worksheet, learners solve for the missing angles and missing sides on the triangles given. Students complete 12 problems total.
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