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Assess Yourself

How well do you understand the ideas in this lesson?

Goal:

Goal:

shape octopus

Show What You Know!

Are you ready to take this lesson's quiz? These questions will help you find out. Go back to the lesson if you do not know an answer.

Which shape does NOT have an area of 15 units\({\Large^2}\)?

  1. A rectangle with an area of 3 rows and 10 columns
  2. A rectangle with an area of 3 rows and 5 columns
  3. A rectangle with an area of 5 rows and 2 columns
  4. A rectangle with an area of 1 rows and 15 columns

Which shape has an area of 14 units\({\Large^2}\) and a length of 2 unit squares?

  1. A square with an area of 4 rows and 4 columns
  2. A rectangle with an area of 4 rows and 3 columns
  3. A rectangle with an area of 7 rows and 2 columns
  4. A rectangle with an area of 4 rows and 3 columns

What is the area of this rectangle?

A rectangle of 5 rows and 4 columns

  1. 25 square units
  2. 20 square units
  3. 65 square units
  4. 12 square units

Which rectangle has an area of 8 units\({\Large^2}\) and a length of 8 unit squares?

  1. A rectangle with an area of 8 rows and 4 columns
  2. A square with an area of 4 rows and 4 columns
  3. A rectangle with an area of 2 rows and 10 columns
  4. A rectangle with an area of 1 rows and 8 columns

Which shape does NOT have an area of 28 square units?

  1. A rectangle with 2 rows and 14 columns.
  2. A rectangle with 4 rows and 7 columns.
  3. A rectangle with 7 rows and 4 columns.
  4. A rectangle with 3 rows and 4 columns.

Which shape does NOT have an area of 12 units\({\Large^2}\)?

  1. A rectangle of 1 row and 4 columns
  2. A rectangle of 6 rows and 2 columns
  3. A rectangle of 3 rows and 4 columns
  4. A rectangle of 1 row and 12 columns

Which rectangle has an area of 36 units\({\Large^2}\) and a length of 12 unit squares?

  1. A rectangle with 5 rows and 6 columns.
  2. A rectangle of 5 rows and 3 columns.
  3. A rectangle with 3 rows and 12 columns.
  4. A rectangle of 1 row and 3 columns.

What is the length of the top of this rectangle?

A rectangle with a area of 5 rows and 7 columns.

  1. 14 unit squares
  2. 7 unit squares
  3. 4 unit squares
  4. 10 unit squares

Which shape does NOT have an area of 20 units\({\Large^2}\)?

Which rectangle has an area of 50 square units and a length of 10 unit squares?

  1. A square with an area of 3 rows and 3 columns.
  2. A rectangle with an area of 8 rows and 5 columns.
  3. A rectangle with 3 rows and 12 columns
  4. A rectangle with 5 rows and 10 columns

Summary

Questions answered correctly:

Questions answered incorrectly: