alleryਦੋ ਦੋਸਤ ਇੱਕ ਜਗ੍ਹਾ ਛੱਡ ਦਿੰਦੇ ਹਨ। ਇੱਕ 9 ਮੀਟਰ ਪੂਰਬ ਵੱਲ ਤੁਰਦਾ ਹੈ, ਦੂਜਾ 12 ਮੀਟਰ ਉੱਤਰ ਵੱਲ। ਉਹ ਕਿੰਨੀ ਦੂਰ ਹਨ?
A15 m
B21 m
C13 m
D18 m
Answer & Solution
Correct answer: A. 15 m
ਉਹਨਾਂ ਦੇ ਰਸਤੇ ਸੱਜੇ ਕੋਣਾਂ 'ਤੇ ਹਨ, ਇਸ ਲਈ ਪਾੜਾ 81 ਪਲੱਸ 144 ਦਾ ਵਰਗਮੂਲ ਹੈ, ਜੋ ਕਿ 15 m ਹੈ।
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