What is the volume of this cuboid? Please help me!!!?!

Question

asked Nov 23, 2019 56.5k views

1 Answer

Amdg · Answer 1 · 2019-11-27T07:53:14+0000

The formula of a volume of a cuboid:

V=lwh

l - length

w - width

h - height

We have:

l = (x + 4) cm

w = (x + 1) cm

h = 3 cm

Substitute:

V=(x+4)(x+1)(3) use distributive property

V=(x+4)(3x+3)

V=(x)(3x)+(x)(3)+(4)(3x)+(4)(3)

V=3x^2+3x+12x+12 combine like terms

$\boxed{V=3x^2+15x+12}$