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Question

Given that the perimeter of a polygon is 92m and its area is 529m2. Its adjacent sides are equal and perpendicular. Find the number of lines of symmetry.
[3 MARKS]

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Solution

Process: 2 Marks
Result: 1 Mark

The given polygon is square.

Perimeter 4a = 92

a = 23 m

Area = a2 = 529 m2

Hence the above polygon is a square and a square has 4 lines of symmetry.


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