Grade 4 Geometry: Acute, right and obtuse angles

Generate a printable Grade 4 geometry worksheet for this skill. Change the difficulty, layout or problem count below, then print the worksheet or its answer key.

What students practice: Parallel/perpendicular lines and acute, right, obtuse angles.

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What to practice

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Worksheet options

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Worksheet preview — matches what “Print worksheet” produces.Grade 4 · Geometry · Acute, right and obtuse angles · Standard

Grade 4 · Geometry

Acute, Right and Obtuse Angles

Name: Class: Date:

Set 1 · Grade 4 · Geometry

Example problems by difficulty

Real samples from this generator. Every worksheet is a fresh random set, so yours will differ.

Easy

Is this angle acute, right, or obtuse? Write the word.
Answer: obtuse

Standard

Is this angle acute, right, or obtuse? Write the word.
Answer: acute

Challenge

Is this angle acute, right, or obtuse? Write the word.
Answer: right

Where this skill fits

Previous skill: Parallel and perpendicular lines
Next skill: Classify triangles by angles
All grades: Geometry worksheets, Grades 1–5

Related Common Core standards

4.G.A.1 — Draw and identify points, lines, parallel and perpendicular lines, and angle types.

The task matches what these standards describe at this grade. Common Core–informed practice; not a claim of official alignment.