Respuesta :

Answer:

A=21 units squared; P=20 units

Step-by-step explanation:

The width of the rectangle is 3 units (5-2=3)

The length of the rectangle is 7 units (12-5=7)

A=l*w

A=7*3

A=21 units squared

P=2(l+w)

P=2(7+3)

P=2(10)

P=20 units