Math Practice 101
Homework Explained - Math Practice 101

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Grade 3 Go Math Practice - Answer Keys
Describe Angles in Plane Shapes


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Describe Angles in Plane Shapes

Use the corner of a sheet of paper to tell whether the angle is a right angle, less than a right angle, or greater than a right angle.

Write how many of each type of angle the shape has.

  • Question 4 (request help)

  •    right
       less than a right
       greater than a right
  • Question 5 (request help)

  •    right
       less than a right
       greater than a right
  • Question 6 (request help)

  •    right
       less than a right
       greater than a right

Problem Solving

  • Question 7 (request help)

    Jeff has a square piece of art paper. He cuts across it from one corner to the opposite corner to make two pieces. What is the total number of sides and angles in both of the new shapes?
  •    sides
       angle
  • Question 8 (request help)

    Kaylee tells Aimee that the shape of a stop sign has at least one right angle. Aimee says that there are no right angles. Who is correct? Explain.
  •    

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