Metric ruler
Centimetre
It's gonna be inches/centimeters.
You can use millimeters.
A square nanometer.
cm for a reg. hb pencil it's about 1 cm
Metric ruler
Centimetre
Any metric unit would do. But it might be easier to pick something smaller than the length of the pencil, like a centimeter, or a millimeter.
It's gonna be inches/centimeters.
You can use millimeters.
You would use square metres (m2) to find the area of a door.
To find the area of a book cover in metric units, the most appropriate unit to use would be centimeters. The formula for finding the area of a book cover would be: length x width.
square meter
Square meters.
Square metres
meters2