the area of a rectangle is 100 square inches. the perimeter of the rectangle is 40 inches. a second rectangle has the same area but a different perimeter. is the second rectangle a square? explain why or why not.

Answer 1

No

P=2(a+b)

A=a*b

You can construct infinity numbers of rectacangles wit area 100 in^2

A=2*50=100

A=4*25=100

A?5*20=100 etc

Answer 2

the area of a rectangle is 100 square inches. The perimeter of the rectangles is 40 inches. A SECOND RECTANGLE HAS THE SAME AREA BUT A DIFFERENT PERIMETER. IS THE SECOND RECTANGLE A SQUARE ? EXPLAIN WHY OR WHY NOT