alleryਇੱਕ 14 ਮੀਟਰ ਪੌੜੀ ਜ਼ਮੀਨ ਤੋਂ 30° 'ਤੇ ਟਿਕੀ ਹੋਈ ਹੈ। ਇਸਦਾ ਸਿਖਰ ਕੰਧ ਨੂੰ ਕਿੰਨੀ ਉਚਾਈ 'ਤੇ ਛੂੰਹਦਾ ਹੈ?
A7√3 m
B14√3 m
C7 m
D14 m
Answer & Solution
Correct answer: C. 7 m
ਉਚਾਈ = 14 x ਪਾਪ 30 ਡਿਗਰੀ = 14 x 1/2 = 7 ਮੀਟਰ।
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