Examples with solutions for Surface Area of a Cuboid: Extended distributive law

Exercise #1

The surface area of the cuboid below is 292. Calculate X.

X+4X+4X+4777888

Video Solution

Answer

2 2

Exercise #2

The surface area of the cuboid below is 284 cm².

Calculate X.

101010X-3X-3X-3121212

Video Solution

Answer

4

Exercise #3

An unfolded cuboid is shown in the figure below.

The surface area of the cuboid is 62 cm².

Calculate X.

5553332X-1

Video Solution

Answer

1.5 cm

Exercise #4

The surface area of the cuboid below is 862 cm².

Calculate X.

11111113131320-X

Video Solution

Answer

8 cm

Exercise #5

Calculate x given that the surface area of the cuboid is 250 cm².

X+3X+3X+355512-X

Video Solution

Answer

2 , 7