The sides of a pentagonal field (not regular) are 1737 metres, 2358 metres, 1422 metres and 2214 metres respectively. Find the greatest length of the tape by which the sides may be measured completely.
The sides of a pentagonal field (not regular) are 1737 metres, 2358 metres, 1422 metres and 2214 metres respectively. Find the greatest length of the tape by which the sides may be measured completely.
A. 7
B. 13
C. 11
D. 9
The correct answer is option D. 9. Can you explain this answer in the comments?
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