alleryએક લંબચોરસની બાજુઓનો ગુણોત્તર 5 : 3 અને પરિમિતિ 64 cm છે. તેનું ક્ષેત્રફળ કેટલું થાય?
A240 sq cm
B225 sq cm
C256 sq cm
D200 sq cm
Answer & Solution
Correct answer: A. 240 sq cm
લંબાઈ વત્તા પહોળાઈ 8 ભાગમાં 32 cm છે, જેનાથી બાજુઓ 20 cm ગુણ્યા 12 cm અને ક્ષેત્રફળ 240 sq cm મળે છે.
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