Question detail
exam warm-up: a rectangular poster has length 5 cm and width 3 cm. Find its area.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Measures and accuracy
Question
- A. 15 cm^2
- B. 15 cm
- C. 17 cm^2
- D. 13 cm^2
Answer
The correct answer is 15 cm^2.
Explanation
The locked answer is 15 cm^2. Work through the given values, keep one operation per line, and check the final step reaches 15 cm^2.
Common mistake
Standard units and compound measures common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Foundation and Higher] Use standard units of mass, length, time, money and other measures, including compound measures, with decimal quantities where appropriate..
Show the method first, then give the final answer in the required form. Apply this directly to Standard units and compound measures.
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