Essay

What is the area of a rectangle? Give its formula and the type of units used.

Question: What is the area of a rectangle? Give its formula and the type of units used.

Sample answer: Area is the amount of surface inside a rectangle. The formula is A=LWA=L\cdot W, where LL is length and WW is width. Area is measured in square units.

Key points:

  • Area measures the surface inside a rectangle.
  • The formula is A=LWA=L\cdot W.
  • Area is reported in square units.

Rubric: The response correctly defines area, gives the rectangle area formula, and states that area uses square units.

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Updated 2026-08-29

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