প্রশ্ন ও উত্তর
A 2 feet wide circular path is created around a circular field with a radious of r feet. Find the value of r, in feet, if the area of the field including the path is twice that of the field alone?
গণিত Geometry 07 Oct, 2020
প্রশ্ন A 2 feet wide circular path is created around a circular field with a radious of r feet. Find the value of r, in feet, if the area of the field including the path is twice that of the field alone?
সঠিক উত্তর
2 + 2√2
মন্তব্য
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