Question detail
Use a checking method for this problem: final-answer check: a rectangular tile has length 26 cm and width 24 cm. Find its area. State the final answer and verify it against the information in the question.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
Ratio, proportion and rates of change
Question
Use a checking method for this problem: final-answer check: a rectangular tile has length 26 cm and width 24 cm. Find its area. State the final answer and verify it against the information in the question.
Answer
A valid checked answer is 624 cm^2. The method is: Area measures the square units inside the rectangle. Use the rectangle area method with length and width. The length is 26 cm. The width is 24 cm. Multiply 26 by 24. 624 cm^2 The final line agrees with the canonical answer.
Explanation
calculator check keeps the canonical answer 624 cm^2 fixed before the model answer is written, so the worked solution and final answer agree.
Common mistake
Compound units common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Higher only] Use compound units such as density and pressure..
Show the method first, then give the final answer in the required form. Apply this directly to Compound units.
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