In a garden, trees are planted in rows. In each row there are as many trees as the number of rows in the garden. If the total number of trees in that garden is n, then :
Choices
A) n is a perfect square B) n is an odd number C) n is an even number D) n is a perfect cube. E) none
If there are, for example, 4 rows of trees, each row would have 4 trees. The total would be   4*4= 
<gadget id="calculator">  4*4</gadget>
<output>16</output>
16, which is a perfect square.   n is a perfect squarenswer: n is a perfect square
<result>A</result>
In a garden, trees are planted in rows. In each row there are as many trees as the number of rows in the garden. If the total number of trees in that garden is n, then :