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Area of Rectangles: Multiple Choice

Use the area formula A = length × width for rectangles.
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What to Do Next
Perimeter of Irregular Shapes5 WS
Count the outside edges to find the perimeter of the shaded L-shape.
Area and Perimeter of Rectangles: Multiple Choice8 WS
A rectangle has a length of 8 cm and a width of 5 cm. What are its area and perimeter?

Practice Questions

  1. What is the area of a rectangle with length 4 units and width 3 units?
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    (B) 12 square units

  2. What is the area of a rectangle with length 6 units and width 5 units?
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    (C) 30 square units

  3. What is the area of a rectangle with length 7 units and width 4 units?
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    (B) 28 square units

  4. What is the area of a rectangle with length 8 units and width 6 units?
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    (C) 48 square units

  5. What is the area of a rectangle with length 9 units and width 3 units?
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    (B) 27 square units

Teacher Resources
Standards
CCSS.MATH.CONTENT.3.MD.C.5
Teaching Notes

Reinforce that area is the space inside a 2D shape. Connect the formula A=l×w to tiling with unit squares.

Vocabulary
Area: The space a shape covers.
Length: The longer side of a rectangle.
Width: The shorter side of a rectangle.
Common Mistakes
  • Adding length and width instead of multiplying
  • Forgetting to label answers with square units
  • Mixing up area and perimeter formulas
  • Confusing area with perimeter.
  • Incorrect multiplication facts.
  • Omitting 'square units' label.
Differentiation
SupportUse grid paper to visualize units.
ChallengeIntroduce rectangles with fractional side lengths.
Discussion Questions
  • What is area, and how is it measured?
  • Where do you see area used in real life?
  • How is area different from perimeter?
  • What happens to the area if you double the length?
Extension Activities
  • Find area of different rectangles.
  • Draw rectangles with given area.
  • Real-world area problems.
Parent Tip

Help your child measure objects and calculate their area.

Learning Path
Skill Cluster

Geometry & Measurement

Estimated Time

12 minutes

Skills Practiced
Applying the rectangle area formulaMultiplying length by width with regroupingInterpreting square units correctlyComparing areas of different rectangles