alleryएका आयताच्या बाजूंचे गुणोत्तर 5 : 3 आहे आणि परिमिती 64 cm आहे. त्याचे क्षेत्रफळ आहे:
A240 sq cm
B225 sq cm
C256 sq cm
D200 sq cm
Answer & Solution
Correct answer: A. 240 sq cm
लांबी अधिक रुंदी 8 भागांवर 32 cm आहे, ज्यावरून बाजू 20 cm बाय 12 cm आणि क्षेत्रफळ 240 sq cm मिळते.
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