difference between the length & breadth of a rectangle is 10 m. if its perimeter is 206 m, then its area is?  Select.
A) 2400 m ^ 2	B) 1500 m ^ 2	C) 2520 m ^ 2	D) 1200 m ^ 2	E) 2580 m ^ 2
<gadget id="calculator">10 * 4</gadget>
<output>40</output>

<gadget id="calculator">10 * 3</gadget>
<output>30</output>

<gadget id="calculator">40 * 30</gadget>
<output>1_200</output>

<result>D</result>
difference between the length & breadth of a rectangle is 10 m. if its perimeter is 206 m, then its area is?
multiply(multiply(10, const_4), multiply(10, const_3))
solving the two equations , we get : l = 30 and b = 40 . area = ( l x b ) = ( 30 x 40 ) m 2 = 1200 m ^ 2 d