GCE Mathematics 2022 Objective — Question 26
Question 26 of 50 from the General Certificate of Education (GCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.
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The length of a rectangle is 10m. If its perimeter is 28cm, find the area.
- A. 30cm^2
- B. 40cm^2Correct
- C. 60cm^2
- D. 80cm^2
Explanation
Perimeter = 2(L+B): 28 = 2(10+B), so 14=10+B, B=4cm. Area = L x B = 10 x 4 = 40cm^2.
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