alleryএটা স্তম্ভৰ পাদদেশৰ পৰা 10 m দূৰত্বৰ পৰা ইয়াৰ শীৰ্ষবিন্দু 60° উন্নতি কোণত দেখা যায়। স্তম্ভটোৰ উচ্চতা কিমান?
A10 m
B20 m
C10√2 m
D10√3 m
Answer & Solution
Correct answer: D. 10√3 m
উচ্চতা = 10 x tan 60 ডিগ্ৰী = 10√3 m।
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