allery90 ਡਿਗਰੀ ਕੋਣ ਵਾਲਾ ਇੱਕ ਸੈਕਟਰ 14 ਸੈਂਟੀਮੀਟਰ ਅਰਧ ਵਿਆਸ ਵਾਲੇ ਚੱਕਰ ਤੋਂ ਕੱਟਿਆ ਜਾਂਦਾ ਹੈ। ਇਸਦਾ ਖੇਤਰਫਲ ਪਤਾ ਕਰੋ (pi = 22/7)।
A154 cm²
B77 cm²
C616 cm²
D308 cm²
Answer & Solution
Correct answer: A. 154 cm²
ਚੱਕਰ ਦੇ ਖੇਤਰਫਲ ਦਾ ਇੱਕ ਚੌਥਾਈ ਹਿੱਸਾ (1/4)(22/7)(196) = 154 ਵਰਗ ਸੈਂਟੀਮੀਟਰ ਹੈ।
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