3d
accuracy
angle
background
box
cardboard
cd
cdr
cdrom
centimeter
compact
container
copy
data
degree
disc
disk
dvd
education
gauge
geometric
geometry
icon
illustration
instrument
internet
measurement
measuring
millimeter
number
package
packaging
packing
paper
product
program
protractor
ruler
scale
school
semicircle
set
shape
sketching
software
template
white
wrapping