A rope of which a calf is tied is increased from 12 m to 23 m, how much additional grassy ground shall it graze? Choose the correct choice from the following answers
A) 1211  B) 1218  C) 1210  D) 1212  E) 1229
π (232 – 122)   = 1210   Answer: 1210
<result>C</result>
A rope of which a calf is tied is increased from 12 m to 23 m, how much additional grassy ground shall it graze?