This measuring angles worksheet gives 4th graders hands-on practice using a protractor to measure angles in degrees and to name acute, right, obtuse, and straight angles. Answer key included for fast, no-prep geometry practice.

Students use this Lines Rays and Segments Worksheet to name, draw, and explain points, lines, segments, rays, and parallel and perpendicular lines. Built for 4th Grade with an answer key included, so checking takes seconds.

This 4.MD.7 Common Core Worksheet gives 4th graders practice finding unknown complementary and supplementary angles using right angles and straight lines. Includes a complete answer key — perfect for no-prep angle measurement practice.

This angles rays and segments worksheet gives 4th graders practice naming and drawing lines, rays, segments, and parallel lines. An answer key is included, so checking work takes seconds.

The What Kind of Angle worksheet gives 4th graders eight angles to sort as acute, right, obtuse, or straight. Answer key included for quick, no-prep geometry practice.

This angles measuring worksheet has 4th graders measure six angles with a protractor and label each one acute, obtuse, right, or straight. An answer key is included, so protractor practice checks itself in minutes.

This rays worksheet has 4th graders tell rays from lines and line segments on six labeled figures, draw ray MN from two given points, and explain the difference in writing. Answer key included.

This finding angles worksheet has 4th graders classify angles as acute, right, obtuse, or straight, estimate angle sizes, and hunt for real angles in the classroom. An answer key is included for quick checking.

Using the When Two Rays Meet Worksheet, students draw the two rays for each set and create an angle.