alleryଇରା ଦକ୍ଷିଣକୁ 20 km ଚାଲିବା ପରେ ବାମକୁ ବୁଲି 21 km ଚାଲନ୍ତି। ସେ ପ୍ରାରମ୍ଭିକ ବିନ୍ଦୁରୁ କେତେ ଦୂରରେ ଅଛନ୍ତି?
A41 km
B29 km
C25 km
D31 km
Answer & Solution
Correct answer: B. 29 km
ବାମ ବୁଲାଣି ଏକ ସମକୋଣ ସୃଷ୍ଟି କରେ, ତେଣୁ ଦୂରତା ହେଉଛି 400 ଯୁକ୍ତ 441 ର ବର୍ଗମୂଳ, ଯାହାକି 29 km ଅଟେ।
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