Answer:
298-275 = 23 cm thus D) is the answer
Explanation:
First Box:
length l = 9.5 cm
width w = 5 cm
height h = 7 cm
diagonal d = 12.8160056 cm
total surface area S_tot = 298 cm2
lateral surface area S_lat = 203 cm2
top surface area S_top = 47.5 cm²
bottom surface area S_bot = 47.5 cm²
volume V = 332.5 cm³
Second Box:
length l = 7.5 cm
width w = 5 cm
height h = 8 cm
diagonal d = 12.0519708 cm
total surface area S_tot = 275 cm²
lateral surface area S_lat = 200 cm²
top surface area S_top = 37.5 cm²
bottom surface area S_bot = 37.5 cm²
volume V = 300 cm³