alleryଏକ ବୃତ୍ତାନ୍ତର୍ଲିଖିତ ଚତୁର୍ଭୁଜର ଗୋଟିଏ କୋଣ 75° ଅଟେ। ଏହାର ବିପରୀତ କୋଣଟି କେତେ?
A95°
B115°
C105°
D75°
Answer & Solution
Correct answer: C. 105°
ଏକ ବୃତ୍ତାନ୍ତର୍ଲିଖିତ ଚତୁର୍ଭୁଜର ବିପରୀତ କୋଣଦ୍ୱୟ ପରସ୍ପର ପରିପୂରକ, ତେଣୁ 180 - 75 = 105 degrees।
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