Worked examples
Two examples
Example 1
A rectangle is 9 meters long and 4 meters wide. What is its area?
- Area = length × width = 9 × 4.
Answer: 36 square meters
Example 2
A rectangle has an area of 60 square inches and a width of 5 inches. What is its length?
- Area = length × width, so length = 60 ÷ 5.
Answer: 12 inches
Where this is taught: Quiz 27: Perimeter and Area, “Area: the fill”
The drill
Ten problems
How many:
Type each answer, then press Check my answers at the bottom. Commas in large numbers are fine.Write each answer on the line. The answer key, with the reasoning, is on the last page.