alleryଏକ 14 m ର ସିଡ଼ି ଭୂମି ସହିତ 30° କୋଣରେ ରହିଛି। ଏହାର ଶୀର୍ଷ କାନ୍ଥକୁ କେଉଁ ଉଚ୍ଚତାରେ ସ୍ପର୍ଶ କରେ?
A7√3 m
B14√3 m
C7 m
D14 m
Answer & Solution
Correct answer: C. 7 m
ଉଚ୍ଚତା = 14 x sin 30 degrees = 14 x 1/2 = 7 m।
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