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6th Grade Classify Angles and Shapes Worksheets

Ages 11-12 · Free previews · Print-ready PDFs

Written by Adi Ackerman, Head Teacher

Classifying angles and shapes means sorting them by their measures and properties, such as acute, right and obtuse angles. These classify angles and shapes worksheets for 6th grade hold 3 sheets, each with an answer key. Measure and Classify Angles With a Protractor has 9 angles from 25° to 160°, Classify Triangles by Their Side Lengths sorts 9 triangles as scalene, isosceles or equilateral, and Name Each Quadrilateral uses tick marks, right angle marks and arrows (CCSS 5.G.B.4 on the quadrilateral page).

More geometry worksheets

Explore all of our 6th grade geometry worksheets, covering area of triangles, area and perimeter of polygons, volume & surface area of rectangular prisms, circumference and area of circles, and more.

Frequently Asked Questions

An acute angle is less than 90°, a right angle is exactly 90° and an obtuse angle is between 90° and 180°. On Measure and Classify Angles With a Protractor, a 40° angle is acute and a 135° angle is obtuse.

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