A man walked 20 m to cross a rectangular field diagonally. If the length of the field is 16 cm. Find the breadth of the field is?
11 m
12 m
13 m
14 m
Explanation:
20=$\sqrt{16^2+b^2}\rightarrow$ b =12
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Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is?