Question

a rectangle box 14 cm long 10 cm wide and 5 cm high is to be made with cardboard. Find the area of cardboard to make that box​

Answer 1

Answer:

I ×b×h= 14×10×5=700

so area is 700

Answer 2

Answer:

520 cm²

Step-by-step explanation:

Given,

length, l = 14cm

breadth, b = 10cm

height, h = 5cm

Rectangle box means Cuboid( 3D of rectangle)

Area of cardboard(area of cuboid) = 2(lb+bh+lh)

= 2(14*10+10*5+14*5)

=2(140+50+70)

=2*260

=520 cm²

Hope it helps..❤️