alleryਇੱਕ 20 ਮੀਟਰ ਬਾਈ 15 ਮੀਟਰ ਲਾਅਨ ਦੇ ਬਾਹਰ ਚਾਰੇ ਪਾਸੇ 2 ਮੀਟਰ ਚੌੜਾ ਰਸਤਾ ਹੈ। ਰਸਤੇ ਦਾ ਖੇਤਰਫਲ ਕੀ ਹੈ?
A140 m²
B136 m²
C156 m²
D176 m²
Answer & Solution
Correct answer: C. 156 m²
ਬਾਹਰੀ ਆਇਤਕਾਰ 24 x 19 = 456 m² ਹੈ, ਲਾਅਨ 300 m² ਘਟਾ ਕੇ, 156 m² ਛੱਡ ਕੇ।
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