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1. |
A 30 m chain used for a survey was found to be 30.10 m at the beginning and 30.30 m at the end of the work. The area of the plan drawn to a scale of 1 cm = 8 m was measured with the help of planimeter and was found to be 42.50 sq. cm. What is true area of the field? |
A. | 3456.4 m2 |
B. | 2890.9 m2 |
C. | 2756.4 m2 |
D. | 2567.0 m2 |
Answer» D. 2567.0 m2 | |