Angle Measurement Worksheets Grade 4

Measurement

Measure Angles

Each printable worksheet below is a full page of practice problems and comes with an answer key that explains how to solve every problem, step by step. Open a worksheet and use the Print / Save as PDF button to download it.

Worksheet 1

7 problems
  1. A pizza is cut into 8 equal slices. If you take 3 slices and arrange them so their pointed ends meet at the center, what is the angle measure formed by the two outer edges of your pizza slices?
  2. Matiu is helping his dad build a birdhouse. The roof of the birdhouse is a triangle. One angle of the triangle is 74 degrees and another angle is 52 degrees. What is the measure of the third angle in the triangle?
  3. Lily is designing a triangular garden bed for her school. One angle measures 45° and another angle measures 65°. What is the measure of the third angle in the triangular garden bed?

…and 4 more problems

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Worksheet 2

6 problems
  1. A pizza is cut into 8 equal slices. If you take 3 slices and arrange them so their crust edges meet at the center, what is the angle measure at the center where the slices meet?
  2. Lily is designing a quilt pattern using right triangles. One triangle has angles measuring 30° and 60°. What is the measure of the third angle in this triangle?
  3. 180° - (35° + 45°) = ?

…and 3 more problems

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Worksheet 3

6 problems
  1. A rectangular swimming pool is drawn with a length of 15 meters and a width of 8 meters. A straight rope is stretched diagonally from one corner of the pool to the opposite corner. What is the length of this diagonal rope?
  2. A clock shows 3:00. The hour hand points at the 3 and the minute hand points at the 12. What is the angle measure between the two hands?
  3. Olivia is measuring an angle with her protractor. She lines up one ray of the angle with the 0° mark on the protractor. The other ray crosses the protractor at the 117° mark. What is the measure of the angle?

…and 3 more problems

Open & Print Worksheet 3

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