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3
0
2.5
It is 39761 + a^2.
Assuming it is 4cm x 4cm, then there would be 16 1cm x 1cm squares. * * * * * But, there are also 9 2cm x 2cm squares, 4 3cm x 3cm squares and 1 4cm x 4cm square. That makes 30 in all.
3 centimeters is approximately equal to 30 millimeters.
4,800 square meters = 51,666.77 square feet.
337.5 square miles
110.4 square metres, approx.
radius=1/2 diameter so R=3cm
Answer: 0.811 acres = 35,327.16 ft²