Ruler and triangle line drawing on transparent background
Schlüsselwörter
background,
transparent,
ruler,
triangle,
line,
drawing,
geometry,
measurement,
tool,
shape,
angle,
right,
precision,
drafting,
design,
mathematic,
education,
school,
supply,
instrument,
edge,
parallel,
scale,
linear,
length,
unit,
mark,
construction,
equilateral,
isosceles,
acute,
theorem,
protractor,
compass,
square,
vertex,
side,
diagram,
outline
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