alleryସର୍ଭେୟରଙ୍କ (shoelace) ସୂତ୍ର କେଉଁ ଆକୃତିର କ୍ଷେତ୍ରଫଳ ନିର୍ଣ୍ଣୟ କରେ?
Aଏହାର ତୀର୍ଯ୍ୟକ୍ ଉଚ୍ଚତାରୁ ଏକ କୋନ
Bଏହାର ଶୀର୍ଷବିନ୍ଦୁଗୁଡ଼ିକରୁ ଏକ ବହୁଭୁଜ
Cଏହାର ବ୍ୟାସାର୍ଦ୍ଧରୁ ଏକ ଗୋଲକ
Dଏହାର ବ୍ୟାସାର୍ଦ୍ଧରୁ ଏକ ବୃତ୍ତ
Answer & Solution
Correct answer: B. ଏହାର ଶୀର୍ଷବିନ୍ଦୁଗୁଡ଼ିକରୁ ଏକ ବହୁଭୁଜ
ଏହା ଯେକୌଣସି ସରଳ ବହୁଭୁଜର କ୍ଷେତ୍ରଫଳ ଗଣନା କରିବା ପାଇଁ ଶୀର୍ଷବିନ୍ଦୁଗୁଡ଼ିକର କାର୍ତ୍ତେସୀୟ ସ୍ଥାନାଙ୍କ (Cartesian coordinates) ବ୍ୟବହାର କରେ।
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