A square of cardboard is taped at the perimeter by a piece of ribbon \(20 \mathrm{~cm}\) long. What is the area of the board? - SchoolNGR

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A square of cardboard is taped at the perimeter by a piece of ribbon \(20 ...

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Mathematics
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Mathematics

A square of cardboard is taped at the perimeter by a piece of ribbon \(20 \mathrm{~cm}\) long. What is the area of the board?

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Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE

A 20 sq.cm
B 25 sq.cm
C 36 sq.cm
D 16 sq.cm

Correct Answer: Option B

Explanation:

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