alleryਇੱਕ ਰੋਮਬਸ ਵਿੱਚ ਵਿਕਰਣ 16 cm ਅਤੇ 30 cm ਹੁੰਦੇ ਹਨ। ਇਸਦਾ ਖੇਤਰ ਅਤੇ ਘੇਰਾ ਕੀ ਹੈ?
A240 cm²; 64 cm
B480 cm²; 68 cm
C480 cm²; 92 cm
D240 cm²; 68 cm
Answer & Solution
Correct answer: D. 240 cm²; 68 cm
ਖੇਤਰਫਲ ਹੈ 16×30/2 = 240 cm ²;
ਲੰਬਵਤ ਅਰਧ-ਵਿਕਾਰ 8 ਅਤੇ 15 ਹਨ, ਜੋ ਹਰੇਕ ਪਾਸੇ 17 ਅਤੇ ਘੇਰਾ 68 ਸੈ.ਮੀ. ਬਣਾਉਂਦੇ ਹਨ।
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