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 Class 7 Mathematics Length, Perimeter and Area: Perimeter and Circumference

A field was to be fenced using 816 posts placed 4 metres apart, leave a 4 m space for the gate. If 3 strands of wire were to be used, what would be the
total length of wire required?
A. 3260
B. 3264
C. 9780
D. 9792

 (3m 13s)
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