Question

a. According to an online calculator, there are 1728 cubic inches in a cubic foot.i. Explain how to check the calculator's answer. Is it correct?

Answer 1

According to the calculator,

1 cubic foot = 1728 cubic inches

Let's check the calculator's answer.

We know 1 foot = 12 iches

`V=s^3`

Where s = 12

`1cubicfoot=12^3\text{ cubic inches}`

Thus,

`V=12^3=\text{ }1728\text{ }`

ANSWER:

The calculator is correct