they use protractors to measure circles
Wiki User
∙ 11y agoTo use a protractor for circles you find the middle of the circle and you then put the dot on the hole then you measure
With a ruler
They are circles. We measure circles in degrees.
Protractors have to be half- circles because they measure angles less than 360 degrees.
you use circles to make stuff round
They work with rods and they have to measure the diameter of tables sometime. If they're making round furniture of any type, of course they will use it.
A pair of compasses are use to construct circles and arcs of circles
The question is misguided. You do not use radius only on circles!
The name for the units scientists use for circles are degrees.
There is no definitive answer on how long circles have been in use. The moon and sun are both circles and they have existed since the beginning of time.
use a compass
Circles symbolize eternity. They have no beginning and no end.