radius of a circle is 5cm , if we draw a rectangle of maximum size, what is the area of rectangle?
Choose the correct choice
A) 30 B) 40 C) 50 D) 60 E) 70
Area of rectangle of max size inside circle will be a square with diagonal equal to 10 cms.   Then side of square = Root (100/2)= 
<gadget id="calculator">(100/2)</gadget>
<output>50</output>
Root 50   Area of square= Root 50 * root 50 = 50 sq cms.   ANSWER:50
<result>C</result>
radius of a circle is 5cm , if we draw a rectangle of maximum size, what is the area of rectangle?