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Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Angle Measure and Plane Figures

For Students 4th Standards
A guide to support parents as they work with their students in angle measure and plane figures.
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Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Time, Shapes, and Fractions as Equal Parts of Shapes

For Students 2nd Standards
A guide to support parents as they work with their students with time, shapes, and fractions as equal parts of shapes.
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Handout
Purple Math

Purplemath: Inverses of Trigonometric Ratios

For Students 9th - 10th Standards
You know that you can take side lengths and find trig ratios, and you know you can find trig ratios (in your calculator) for angles. What is missing is a way to go from the ratios back to the original angles. And that is what "inverse...
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Dojo: Shape and Space

For Students 3rd - 4th Standards
Students will play learning games to find missing numbers, match pictures, identify angles, and select true or false.
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Lesson Plan
Other

Nearpod: An Introduction to Angles

For Teachers 9th - 10th
In this activity, students will learn important definitions about angles relationships an use those facts to solve equations.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Rice Field: Angles

For Students 2nd - 4th Standards
On this interactive website students practice various math skills using a real life scenario. Those skills include finding angles, drawing angles larger or smaller than a given angle, and locating right angles.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Singing Angels: Angles

For Students 4th - 5th Standards
Play an interactive game to determine the different types of angles.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Pizza (Italian) Restaurant: Angles I

For Students 5th - 6th
In this interactive website, students practice various math skills such as identifying different types of angles, use the degree symbol, estimate and measure angles, and construct angles.
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Activity
Math2

Math2.org: Trigonometry Functions

For Students 9th - 10th Standards
A complete look at trig functions. From an "overview," page giving general definitions and important vocab words, to a listing of the 12 trig functions, to an explanation of the three modes used in trigonometry, to the procedures of how...
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Graphic
History is Fun

Jan Brett: Geometric Shapes Flashcards Pdf

For Students Pre-K - 1st Standards
Print out these colorfully illustrated PDF file pages to practice learning your basic two dimensional geometric shapes. Fold them in half and one side shows the shape while the other side shows the shape with the correct name. Put them...
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Handout
Math Is Fun

Math Is Fun: Right Angle

For Students 3rd - 8th Standards
This very basic website gives a clear, simple explanation of what a right angle is.
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Handout
The Math League

The Math League: Angles and Angle Terms: Right Angle

For Students 9th - 10th Standards
This tutorial on angles presents a short definition of a right angle.
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eBook
Quia

Quia: Irregular Plurals

For Students 9th - 10th Standards
Produced by Quia, to allow the user to take an eleven question quiz reviewing different types of angles.
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Interactive
Quia

Quia: Introduction to Angles

For Students 3rd - 8th Standards
Use this website to practice angle definitions using a matching game format.
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Interactive
Quia

Quia: Introduction to Angles Flashcards

For Students 3rd - 8th Standards
Use this website to practice angle definitions using a flash card format.
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Interactive
Quia

Quia: Introduction to Angles Concentration

For Students 3rd - 8th Standards
Use this website to practice angle definitions using a concentration game format.
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Interactive
Quia

Quia: Introduction to Angles: Word Search

For Students 3rd - 8th Standards
Use this website to practice angle definitions using a word search format.
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PPT
Sophia Learning

Sophia: Right Angle: Lesson 1

For Students 9th - 10th
This lesson defines the phrase right angle. It is 1 of 14 in the series titled "Right Angle."
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Activity
National Council of Teachers of Mathematics

Nctm: Figure This: What's My Angle?

For Students 3rd - 8th Standards
Do people with big hands have larger angles between their fingers? See if you can find the answer this question when you try this math challenge on estimating and measuring angles. Discover how understanding angles and geometric shapes...
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Whiteboard
ClassFlow

Class Flow: All About Angles

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart gives an introduction to angles, reading a protractor, naming and classifying angles. It also includes opportunities to practice these skills. The lesson is aligned with the 5th grade...
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Whiteboard
ClassFlow

Class Flow: Angle This Way

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] Students will identify right, acute and obtuse triangles using many interactive tools available in ACTIVstudio 3.0. Students will be engaged using a magnifier tool, the fill tool, and drag and drop and...
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Unit Plan
Khan Academy

Khan Academy: Angle Types

For Students 3rd - 5th Standards
Determine if an angle is acute, right, or obtuse. A protractor is provided. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Article
Other

Lifewire: Excel Tan Function: How to Find the Tangent Angle

For Students 11th - 12th
This article shows you how to find the tangent angle using Excel. You may be able to accomplish this on a scientific calculator, but if you don't have one handy, Excel can help you make these calculations better than anything else.
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Website
Ducksters

Ducksters: Kids Math: Triangles

For Students 1st - 9th Standards
Learn about equilateral, right angle, and isosceles triangles on this site. Learn how they work, terms, tricks and examples. .