Question

please answer these questions​

Answer 1

A=lw

A= 3×4=12

given l=3 , w=4

P=2l+2w

P= 2(3)+2(4)

P=6+8

P=14

from given

A=lw

A=12×15

A=180

from given equation (2)

P=2l+2w

P=2(12)+2(15)

P=24+30

P=54