Write an expression in simplest form that represents the area (in square feet) of the banner. PLZ help me badly

for me what is finding a good play list and going out because i can not lay down and relax so i usually go to a coffee shop. i also use the gum trick and this actually works. another advice is highlighting subjects it really does me remember certain things

step-by-step explanation:

i think da answer is

d.square root of 3