Question

a cuboid has total surface area 50m*2 and lateral surface area 30m*2. find the area of its base?

Answer 1

Area of four walls = 30m^2

TSA = 50m^2

Therefore area of base + top = 50 - 30 = 20m^2

But area of base = area of top

Therefore area of base = 1/2 of 20 = 10m^2