Area Concepts

Answer Key - Grade 3 Math Worksheet - Building Confidence

Circle the answer, or write the answer on the line.

1. 1.

   This rectangle has 4 rows of unit squares. How many squares cover it?

   20
2. 2.

   Ben covers a card with 12 unit squares. There are no gaps or overlaps. What is the area of the card?

   • 12 units
   • 12 square units
   • 24 square units
3. 3.

   How many unit squares cover this rectangle?

   15
4. 4.

   A unit square has sides of what length?

   • 2 units
   • 4 units
   • 1 unit
5. 5.

   Lily covers a card with 10 tiles, but she leaves gaps between them. Is the area 10 square units?

   • Yes, she counted every tile
   • No, she must count the edges
   • No, the gaps are not covered
6. 6.

   Two shapes are each made of 6 unit squares with no gaps. One is a long strip. One is a 2 by 3 rectangle. Which is true?

   • The strip has more area
   • The strip has twice the area
   • They have the same area
7. 7.

   This paper strip is one row of unit squares. What is its area in square units?

   7
8. 8.

   Which unit measures area?

   • square inches
   • feet
   • inches
9. 9.

   This rectangle has 3 rows of unit squares. How many squares are in each row?

   • 4
   • 7
   • 12
10. 10.

    This rectangle is covered by unit squares. What is its area?

    • 8 square units
    • 6 square units
    • 10 square units