Question

I'll give BRAINLY if you help me!!!!

Answer 1

a)

Check the picture below.

b)

his mom says that f > 0, well, that's another way of saying that the perimeter > 0 or the perimeter must be greater than 0, well, hell a perimeter of 0 has a fence of 0 or namely no fence, so if you want a fence, whatever the perimeter is, must be some quantity greater than 0.