Lalit Patel
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Posted 5 year ago
How many circular plates of diameter d  be taken out of square plate of side 2d with minimum loss of material?
1 Answer(s)
Vaibhavi Salunkhe
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Posted 5 year ago Vaibhavi Salunkhe

I think 5 Area of square plate =2dx2d=4d2 Now Area of circular plate = π(d2)2=πd24 227×4d2=1114d2 Number of circular plate taken out =14×4d211d2=14×411 5611=5.04