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  1. Online Protractor | Angle Measuring Tool - Ginifab

    Choose a picture as the background, the background can be zoom in or out, as well as moved, and our protractor can measure directly on the picture. You can drag and drop a picture into …

  2. Online Protractor Tool - Free Digital Angle Measurement

    Free online protractor tool for digital angle measurement. Web-based protractor with precise measurement capabilities, smart alignment features, and instant results.

  3. Using a Protractor - Math is Fun

    This is a protractor, it helps us measure angles (in degrees): Have a look at this animation (press the play button) to see how to make a neat...

  4. Protractor Online Ruler – Measure Angles Accurately

    Use our free Protractor Online Ruler to measure angles directly on your screen. Perfect for students, teachers, and designers.

  5. Online Protractor & Angle Maker | Interactive Angle Visualizer

    Easily measure angles using an interactive whiteboard angle simulator. Online protractor for angle problems with acute, obtuse, and reflex angles. Explore complementary, supplementary, and …

  6. Online Protractor Tool - Free Interactive Digital Protractor

    Free online protractor tool for measuring angles with precision. Interactive digital protractor featuring 180° and 360° modes, printable PDF versions, step-by-step tutorials, and …

  7. Protractor - Math.net

    When using a protractor, notice that the outside set of numbers goes from 0 to 180 degrees where the 0 is on the left side of the protractor while the inner set goes from 180 to 0 degrees where …

  8. What is a Protractor? Definition, How to Use, Draw, Examples

    A protractor is a semicircular geometry tool divided into 180 equal parts, each measuring 1°. It is used for drawing angles of known measures and finding angles of unknown measures and is …

  9. Protractor in Math - Definition, How to Use a Protractor, FAQs

    A protractor is a simple measuring instrument that is used to measure angles. A common protractor is in the shape of a semicircle with an inner and outer scale with markings from 0° to …

  10. Using a Protractor - MathBitsNotebook (Jr)

    A protractor is a tool used to measure angles in degrees. There are two basic types of protractors. One that measures 180º (half a circle). One that measures 360º (a full circle). We will be using …