A centimetre should suffice.
With a ruler..... hahaha
Measure the length and the width. Or if you are feeling particularly energetic, then one of them and the diagonal.
Inches or centimetres are fine for a book's dimensions. Measure the width, height and depth to determine the volume. If you are talking about the length of the book's narrative, word count is probably the most accurate.
I will measure a book with grams
A centimetre, although you could use a millimetre for greater accuracy.
Millimetres
Instruments such as calipers, rulers, and tape measures can be used to measure the width of a book. These instruments provide an accurate measurement of the book's width in either inches or centimeters.
You would typically use inches to measure a paperback book. You can measure the length, width, and thickness of the book in inches to determine its size.
You measure it.
What is the most appropriate instrument to measure
With a ruler..... hahaha
Height by width and a ruler. :)
Base x Height x Width = Volume of any rectangular prism.
Most like a vernier caliper for accurate readings
Measure the length and the width. Or if you are feeling particularly energetic, then one of them and the diagonal.
Inches or centimetres are fine for a book's dimensions. Measure the width, height and depth to determine the volume. If you are talking about the length of the book's narrative, word count is probably the most accurate.
the metric system