Question

Rectangle A perimeter: 28 cm
Rectangle B perimeter: 48 cm
Rectangle C perimeter: 32 cm

Which rectangle cannot have an area measurement of 48 cm? Explain why.

Answer 1

48's factors:
1, 48=Perimeter of 98
2, 24=Perimeter of 52
3, 16=Perimeter of 41
4, 12=Perimeter of 32
6, 8=Perimeter of 24
Rectangle B, for none of them can have a perimeter of 48 cm.

Answer 2

48 cm for the perimeter is the correct answer