You will find more worksheets listed under these headings:
You will find more worksheets listed under these headings:
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Label each angle as acute, right, obtuse, straight, or reflex. (the first one is done for you)


Why must an angle’s measurement always be 360° or less? It is part of a full circle, which measures 360°.
What is the name used to classify a 90° angle? Right angle

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The various resources listed below are aligned to the same standard, (4MD05) taken from the CCSM (Common Core Standards For Mathematics) as the Geometry Worksheet shown above.
Recognize angles as geometric shapes that are formed wherever two rays share a common ...
Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:
Geometric measurement: understand concepts of angle and measure angles