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Measure and Classify Angles

Students get geometry practice as they measure and classify angles in this math worksheet featuring built-in protractors. Children will first measure the angle, then determine whether it is an acute, right, obtuse, or straight angle. Designed to be used with a fourth-grade math curriculum, this resource integrates well into a lesson on lines and angles.

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Grade

Fourth Grade

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4.G.A.1 4.G.A.2

Mathematics Grade 4 4.6.A

Mathematics Grade 3 MG.3.11 Grade 4 MG.4.10.a Grade 5 MG.5.12

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Measure and Classify Angles

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