Answer:
Step-by-step explanation:
I say B.
sorry if I'm wrong. Have a nice day :)
(x+y)(x-y)
x^2 - xy + xy - y^2
x^2 - y^2
20’ / 5’ = 4
4 x 10” = 40”
40’ /5’ = 8
8 x 10” = 80”
Scaled dimension: 40” x 80”